Mitsubishi ElectronicsメーカーFX2N-8ADの使用説明書/サービス説明書
ページ先へ移動 of 88
USER’S MANU AL FX 2N -8AD Ana log in put b l oc k.
FX2N -8AD A nalog inpu t bloc k Forew or d • This manual contai ns te xt, diagrams and e xplana tions whic h will gu ide the reader in the correct inst allation and operation o f the FX 2N -8AD An alog input bloc k. It shoul d be read an d understoo d bef o re attem pting to install or u se the u nit.
FX 2N -8AD Analog input b loc k USER’S MANU AL FX2N -8AD A nalog inpu t bloc k Manu al number : JY992D86001 Manu al re vision : C Date : April 2003.
FX2N -8AD A nalog inpu t bloc k ii.
FX2N -8AD A nalog inpu t bloc k iii Guidelines f or the Safety of the User and Pr otection of the FX 2N -8AD A nalog input bloc k. This manual pro vides inf or mation f or the use of the FX 2N -8AD Analo g input b l oc k. The manual has been written to be used by tr ained a nd competent pers onnel.
FX2N -8AD A nalog inpu t bloc k iv Notes on the Symbols Us ed in this Manual At v ar ious times throughout this manual cer tai n symbols will be used to highlight points which are intended to ensure the users personal saf ety and protect the in tegrity of eq uipment.
FX2N -8AD A nalog inpu t bloc k v • Under no circumstances will Mitsubi shi Electr ic be liab le respo nsible f or any consequential damage that ma y ar ise as a result of the in stallati on or use of this equipment.
FX2N -8AD A nalog inpu t bloc k vi.
FX2N-8AD Analog input b lock Contents. vii Guideline ...................... .................................... .................................... ........................ ...... iii 1. Intr oduction . ..... ..... ....... ..... .... ........ .... .
FX2N-8AD Analog input b lock Contents. viii 8.2.14 BFM #32: Opera ting time .................................................................................. 8-26 8.2.15 BFM#33 disconn ection detection (Only go ods: since V1.10). ....................
Introduction 1 1-1 1. Intr od uction The FX 2N -8AD a nalog input b lock (hereafter ref erred to as "FX 2N -8AD") con v er ts 8 points of analog in put v alues (v oltage input, current input and temperature input) into d igital v alues , and tr ansf ers them to the PLC main unit.
FX2N-8AD Analog input b lock Introduction 1 1-2 4) Up to tw o FX 2N -8AD units can b e connected to FX 0N main un it, FX 0N e xtension unit, FX 1N main unit. Up to eight FX 2N -8AD units can be connected to one FX 2N Ser ies PLC . Up to f our FX 2N - 8AD units can be connected to one F X 2NC Ser ies PLC .
External Dimensions 2 2-1 2. External Dimensions Figure 2.1: External Dimensions COM2 I8+ I4+ V3+ I3+ COM3 COM1 COM5 COM8 I5+ 24+ 24- POWER 24V V2+ I2+ V4+ V7+ V1+ I1+ COM4 V5+ V6+ I7+ I6+ COM6 COM7 V8+ 7.5(0.30) 7.5(0.30) 105(4.13) 8(0.31) 75(2.95) 90(3.
FX2N-8AD Analog input b lock External Dimensions 2 2-2 MEMO.
Part Name 3 3-1 3. P a r t Name • F or wir ing, ref er to Section 6. • Ne v er perf or m wir ing to ter minals . T able 3.1: Status indicator LED Indication Descripti o n PO WER L it while 5 V pow er is nor mally supplied from PLC . 24 V Lit while 24 V pow e r is no r mally supplied to “24+” an d “24-” ter minals of FX 2N -8AD .
FX2N-8AD Analog input b lock Part Name 3 3-2 MEMO.
Installation 4 4-1 4. Installation Install th e FX 2N -8AD to the right side of a mai n unit, e xtension uni t, e xtension b loc k or speci al b loc k of the FX 0N /FX 1N /FX 2N /F X 2NC Series PLC . The FX 2N -8AD ca n be insta lled with a DIN r ail (DIN46277 of 35 mm in wid th) or di rectly installe d with screws M 4.
FX2N-8AD Analog input b lock Installation 4 4-2 Figure 4.1: Installation with DIN rail • The FX 2N -8AD can be i nstalled on a DIN r ail (DIN46277) of 35 mm in width as it is . F or remov al, pull down on the DIN r ail mounting hook, then rem ov e the FX 2N -8AD .
Connection to PLC 5 5-1 5. Co nn ectio n to PLC Connect th e FX 2N -8AD to the r ight sid e of a m ain unit, e xtension unit or e xtension b loc k of FX 0N , FX 1N , FX 2N , FX 2NC Se r ies PLC with an e xtension cab le. F or connection t o a basic unit or e xtension b loc k of the FX 2NC Ser ies PLC , use an FX 2NC -CNV - IF .
FX2N-8AD Analog input b lock Connection to PLC 5 5-2 MEMO.
Wiring 6 6-1 6. Wiring 6.1 Caution 1) Do not la y signal c ab le near to high v oltage po w er cab le or hous e them in the sam e tr unking duct. Eff ects of noi se or surge i nduction ma y occur . K e ep signal c ables a saf e distance of more than 100 m m (3.
FX2N-8AD Analog input b lock Wiring 6 6-2 Figure 6.2: Wiring Figure 6.3: Crimp T erminals V3+ COM3 I3+ V2+ I2+ V1+ I1+ COM1 24+ 24- *3 *2 *1 Shie l ded c able Thermo coupl e (K, J o r T type ) Current inp ut Vol t age in put 250 Ω 5.8k Ω 250 Ω 5.
FX2N-8AD Analog input b lock Wiring 6 6-3 *1 Use a tw o-core , twisted, shiel ded cabl e f or the analog inpu t line, and separ ate it from other po wer line s or a lines easi ly induced. *2 If there i s vo ltage r ipple in t he input or there i s noise in the e xter nal wir ing, conne ct a capacitor of appro ximately 0.
FX2N-8AD Analog input b lock Wiring 6 6-4 MEMO.
Specifications 7 7-1 7. Specifica tions T ab le 7.1: General specifications Item Specifications Ambient temperature range 0 to +55 ° C dur ing ope ration, -20 to +70 ° C dur ing storage Ambient humidity 35 to 85 % RH during operation (De w condensation shall not be allowed.
FX2N-8AD Analog input b lock Specifications 7 7-2 T able 7.2 : P ower supp ly specifications Item Specifications Interf a ce dr iving pow er supp ly 24 V DC±10%, 80 mA (maximum), supplied via ter minal from outside CPU driving power supply 5 V DC , 50 mA, supplied via e xtension cable from P LC main unit T ab le 7.
FX2N-8AD Analog input b lock Specifications 7 7-3 T able 7.4 : V oltage/current input specific ations Item V olta g e input Curren t inp ut Analo g input r ange -10 to +10 V DC (input resistance: 200 .
FX2N-8AD Analog input b lock Specifications 7 7-4 • F or the I/O c haracteristics of th e v oltage/curren t/ther mocouple in put, ref er to Section 9.
Buffer Memory (BFM) 8 8-1 8. Buff er Memory (BFM) Caution 1) Do not access th e b uff er memor y of “Reser ved” (BFM #18, #23, #25, # 31, #33 to #40, #49 to 50, #5 9, #60, #69, #70, #79, # 80, #89, #90, #99, #10 0, #120 to #197) by th e FR OM/T O instr uction.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-2 Data tr ansf er betwee n the FX 2N -8AD and th e PLC m ain u nit is perf or med th rough buff er memories (hereafter ref erred to as "BFM") of th e FX 2N -8AD . Each BF M consists of 1 word, 16 bi ts.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-3 8.1 Buffer Memorie s (BFM) lists T ab le 8.1: BFM Lists BFM No. Desc ription Hold aga inst po wer failur e Initial v alue #0 Specif ies input mode of CH1 to CH4 . ¡ H0000 at ship ment #1 Specif ies input mode of CH5 to CH8 .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-4 #18 Reser v ed #19 Disab les sett ing change of I/ O characte r i stics (BFM #0, BFM #1, BFM #21) and co nv enient function s (BFM #22) . Disab les change .: K2, Enab les change .: K1 ¡ K1 a t shipme nt #20 Init ia li zes fu n ct io n s.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-5 #32 Oper ating time 0 to 64,80 0 (s) After th at, 64,800 is k ept. Measur eme nt star ts wh en pow er i s turned on, a nd meas ured v alue is reset when po wer is turned off . K0 #33 Thermo-couple dis connectio n detect ion(V1.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-6 #53 CH3 gain data (mV or µ A) ¡ K5000 at shipment #54 CH4 gain data (mV or µ A) ¡ K5000 at shipment #55 CH5 gain data (mV or µ A) ¡ K5000 a.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-7 #68 CH8 addit ion data Setting r ange: -16,0 00 to +16, 000 (v al id w hile B FM #22 b 0 is ON) K0 • • • Reser v ed #71 CH1 low .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-8 #81 CH1 upper limi t va lue error set v alue (v alid while BFM #22 b1 is ON) Maximum digital v alue inside input range #82 CH2 upper limi t v.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-9 #93 CH3 sudden chan ge de tection set v alue Setti ng r ange: 1 to 50% of fu ll scale (v alid while B FM #22 b2 is ON) 5% of full sca le #94 .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-10 #107 CH7 peak v alue (mi nimum val ue) (v alid whil e BFM #22 b3 is ON) Refer to 8.2. 21. #108 CH8 peak v alue (mi nimum val ue) (v alid whil e BFM #22 b3 is ON) #109 P eak v alue (mini mum v al ue) reset flag K0 #110 Un usab le Refer to 8.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-11 #199 Rese ts or stops data history . (v alid onl y in cha nnels f or which numb er of times of a ver aging (BFM # 2 t o #9) is se t to "1 &.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-12 • • • Data hist or y sam pling is v alid only in chann els f or which number of times of a v eraging (BFM # 2 t o #9) is se t to "1 ".
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-13 8.2 Details of b uffer memories 8.2.1 BFM #0, #1: Specifies inp ut mode . Specify the inpu t mode of CH1 to CH4 b y writing a numeric v alue to BFM #0. Specify the input mode of CH5 to CH8 b y wr iting a num er i c v a lue to BFM #1.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-14 ¡ =8: Curre nt inpu t mod e , analo g v a lue d irect d ispla y (- 20,000 to +20, 000), resolu tion 2.50 µ A ¡ =9: Ther mocouple in put mode, K type, Celsius displa y (-100 to +1,200 ° C), re so lu ti o n 0 .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-15 8.2.2 BFM #2 to BFM #9: Number of tim es of avera ging When using BFM #10 to #17 as the av erage da ta, wr ite t he number of times of a v eragin g to BFM #2 to BFM #9. The setting range of the n umber of tim es of a v eraging i s 1 to 4,095.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-16 Update of a ver age data • When the n umber of times of a v erag ing (BFM #2 to BFM #9) is s et to "400" or less , the a v erage (BFM #10 to BFM #17) is updated e v er y ti me the A/D con versi on processing is perf or med.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-17 8.2.3 BFM #10 to BFM #1 7: Channel data The A/D con v ersion data o f each channel is written to BFM #10 t o BFM #17. Y ou can select the immedia te (curre nt v alue) data or the a v er age data b y se tting the n umber of times of a v eraging (BFM #2 to BFM #9) described abo v e.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-18 8.2.6 BFM #21: Wri tes I/O characteristics Each chann el No . is assigned to the lo wer ei ght bits of BFM #21. When a bi t is set to ON, the offset data (BFM #41 to BFM #48) and the gain data (BFM #51 to BFM #58) of the assigned channel No .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-19 8.2.7 BFM #22: Sets con venient functions The functio ns descr ibed be low are assigne d to b0 to b3 of BFM #22. When a bit is set to ON, the assig ned function beco mes v alid. When a bit i s set to OFF , the ass igned functio n becomes in v alid.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-20 8.2.8 BFM #24: Specifies high-speed con vers ion channel When using only the v oltage input m ode and the curren t input mode , you c an improv e the A/D con v ersion timing (to 1/4 of the nor mal timing) f or only one channel among CH1 to CH8.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-21 8.2.9 BFM #26: Upp er/lower limit v alue err or status When y ou use the u pper/lo w er limit v alue detection funct ion (BFM #22 b1), the de tection res ult is written to BFM #26.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-22 8.2.10 BFM #27: A/D data sud den change detection status When y ou use the sudden change detection function (BFM #22 b2), the detection result is wri tten to BFM #2 7.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-23 8.2.11 BFM #28: Scale o ver status When the analog input v alue of each channel is outside the range in which A/D conv ersion is a v ailab le, the result is written to BFM #28.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-24 T able 8.5 : Bit assignment in BFM #28 Bit No. Channel No. Description b0 CH1 Scale o v er : Less than lower limit b1 Scale ov er : More than up.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-25 8.2.12 BFM #29: Err or status The error inf or mation is assigned to each bit of BFM #29. T able 8.6 : Bit assignment in BFM #29 Bit No. Assignment Description b0 Error d etected b0 is ON while eith er one among b1 to b4 is ON.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-26 8.2.13 BFM #30: Model code BFM #30 store s the fix ed v alue "K2050". 8.2.14 BFM #32: Operating time BFM #32 store s the contin uous oper ating time of th e FX 2N -8AD .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-27 8.2.15 BFM#33 disconnection d etection (Onl y goods: since V1.10). It does the disconnection detection of all channels used by writing K1 in BFM#33 in the ther mo-couple input mode (Set it b y BFM#1 and # 0).
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-28 8.2.16 BFM #41 to BFM #48: Offset da ta BFM #51 to BFM #5 8: Gain data Offset data : Analog input v alue when the digit al va lue is "0&quo.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-29 Initial offset/gain value (Un i t: mV f or v oltage input, µ A f or current input) Setting range Ho we ver , the actual eff ectiv e input r ange is "-10 to +10 V" or "-20 to +20 m A".
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-30 8.2.17 BFM #61 to BFM #68: Ad dition data When you use the data addition functio n (BFM #22 b0), the data ( BFM #10 to BFM #17), the peak v al u.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-31 8.2.18 BFM #71 to BFM #78: Lo wer limit, err or set v alue BFM #81 to BFM #8 8: Upper limit, err or set v alue When usi ng the upper/lower limit.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-32 7: Current input mode (-20 to +2 0 mA), re so lution 20 mA x 1/4,000 -4 096 to 4095 -4096 4095 8: Cur rent in put mode, an alog v alu e dir ect .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-33 8.2.19 BFM #91 to BFM #98: Sud den change detection set v alue When using the su dden change detection function (BFM #22 b2), wr ite the set v alue to judge the sudden change.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-34 A: Ther mocoupl e input mode (J type), Celsius displa y 1 to 3500 35 0 B: Ther mocoupl e input mode (T type), Celsius displa y 1 to 4500 450 C: .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-35 8.2.20 BFM #99: Clear s upper/lower limi t v alue err or and sudde n change detection err or The commands to clear the lower limit v alue error , the upp er limit v a lue error and the sudden change det ection error are assi gned to the lo wer three bits o f BFM #99.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-36 8.2.21 BFM #101 to BFM #108: P eak v alue (minim um v alue) BFM #111 to BFM # 118: P eak v alue (maxim um value) When y ou use the peak v alue h.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-37 8.2.22 BFM #109: P eak va lue reset flag (minim um value) BFM #119: P eak v alue reset flag (max imum v alue) When y ou use the peak v alue hold.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-38 8.2.23 BFM #198: Data history sampling time Set the d ata histor y sampli ng time . BFM #198 is v alid only in c hannels f or which the n umber of tim es of a v eragin g (BFM #2 to #9) is set to "1".
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-39 When the high-speed c on ver sion mode is used (and onl y v oltage input and current input are used) When the set v alue is "0" or &qu.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-40 8.2.24 BFM #199: Resets or stops data history The data histor y reset function is assigned to the lo wer eight bits of BFM #199. The data histor y stop func tion is ass i gned to the upper eight b its of BFM #199.
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-41 8.2.25 BFM #200 to BFM #3399 : Data history The A/D con v ersion of eac h channel is sampled, and written to BFM #200 to BFM #3399. The tab le belo w sh o ws th e assign ment of ch annel No . and BFM No .
FX2N-8AD Analog input b lock Buffer Memory (BFM) 8 8-42 MEMO.
Adjustment of I/O Characteristics 9 9-1 9. Adjustme nt of I/O Characteristics At the time of shipment from the f actor y , the FX 2N -8AD has t he standard I/O char acter isti cs in accordanc e with each input mode (BFM #0, BFM #1).
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-2 9.1 Standar d I/O characteristics Explanation on des cription The input m ode of the standard I/ O characte r istics is abbre viated as sho wn belo w . Figure 9.1: Standard I/O characteristic s 0.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-3 Digital v alue -10 10 10,00 0 Approx . -10, 200 Approx . +10.2 V Approx . -10.2 V -10,0 00 Approx . +10, 20 0 Input volta ge (V) Digital value Input c urrent (mA) 04 2 0 8,000 2. V olta ge input, d ire ct displa y (-10,00 0 t o +10,000) 3.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-4 Digital v alue -20 20 8,00 0 -8,00 0 Inpu t current (mA) 0 Digital value -20 20 4,000 -4,000 Input current (mA) 0 6.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-5 Digital v alue 0 6,00 0 -1,00 0 Inpu t tem perat ure (°C) -100 600 Digital value 0 3,500 -1,000 Input temp erat ure (°C) -100 350 A.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-6 Digital v alue 0 6,62 0 -1,48 0 Inpu t tem perat ure (°F) -148 662 E. Ther moco uple input , T type, F are nheit.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-7 9.2 Adjustment of I/O characteristics Adjust the I/ O characte r isti cs using the b uff er memories in the FX 2N -8AD . At first, write the inp ut mode to BF M #0 and BFM #1, write the offset data to BFM #41 to BFM #48, then write the ga in data to BFM # 51 to BFM #58.
FX2N-8AD Analog input b lock Adjustment of I/O Characteristics 9 9-8 Figure 9.2: Example pr ogram *1 It ta kes app ro ximately 5 seconds to change the i nput mod e (BFM #0, BMF #1) (to change each set v alue).
Example program 10 10-1 10. Examp le pr ogram This secti on intr oduces an e xample of prog r am to tak e analog data to the PLC using the FX 2N - 8AD . Condition System configuration: The FX 2N -8AD (unit No . 0) is connected a s a speci al bloc k nearest to t he FX 2N /FX 2N C Seri es PLC main unit.
FX2N-8AD Analog input b lock Example program 10 10-2 Data history function: Used while sa mpling time is set to 0 ms (i nitial v alue). CH1 to CH4 : Sampling ti me = 1 ms x 6 (Nu mber of eff ectiv e c.
FX2N-8AD Analog input b lock Example program 10 10-3 Figure 10.1:Example program M80 0 2 K0 K0 H3 30 0 K1 K0 K1 HFF99 K1 K0 K22 H0 00 2 K1 K0 K1 0 D0 K6 K0 K26 K4M0 K1 Spec i f ies t he inp ut mode of CH1 to CH4. Spec i f ies t he inp ut mode of CH5 to CH8.
FX2N-8AD Analog input b lock Example program 10 10-4 • • • Y0 M0 Lower li mit valu e er ror of CH1 Y1 M1 Upper li mit valu e er ror of CH1 Y17 M15 Upper li mit valu e er ror of CH8 Y20 M20 Scale.
FX2N-8AD Analog input b lock Example program 10 10-5 Note: When man y FR OM/T O instructions are e x ecuted in the same sc an, the PLC might h av e a w atchdog timer error . In this case , add a wa tchdog timer reset (FNC07 WDT) instruction with each FR OM/T O instr uction.
FX2N-8AD Analog input b lock Example program 10 10-6 MEMO.
Appendix A A-1 Append ix A: Assoc iated Man uals Lis t F or fur ther inf or mation manua l about FX Series, ref er to f ollowin g tab le. T able A-1: List of Further Info rmation Manual Manual Name Manual No.
FX2N-8AD Analog input b lock Appendix A A-2 MEMO.
.
HEAD OF FICE: MITSUB ISHI DE NKI BLD G MARUNO UCHI TOKYO 100- 8310 HIMEJI WORKS: 840, CHIYODA CHO , HIMEJI, JAPA N JY992D860 01C (MEE) Effective Apr. 20 03 Specifications are sub uject tochan ge without notice.
デバイスMitsubishi Electronics FX2N-8ADの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Mitsubishi Electronics FX2N-8ADをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはMitsubishi Electronics FX2N-8ADの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Mitsubishi Electronics FX2N-8ADの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Mitsubishi Electronics FX2N-8ADで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Mitsubishi Electronics FX2N-8ADを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はMitsubishi Electronics FX2N-8ADの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Mitsubishi Electronics FX2N-8ADに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちMitsubishi Electronics FX2N-8ADデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
