为了便于电气二次回路的施工与日常维护，根据“四统一”的原则，对电缆和电缆所用芯进行编号，编号应该做到使用者能根据编号了解回路用途，能正确接线。
电气二次回路编号应根据等电位的原则进行，就是电气回路中遇于一点的导线都用同一个数码表示，当回路经过接点或者开关等隔离后，因为隔离点两端已不是等电位，所以应给予不同的编号，下面将具体的解释些常用电缆和电缆所用芯编号。
倍德立（厦门）科技有限公司
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6GK1503-3CB00
6GK1503-2CB00
6GK1500-0FC10
6GK1500-0EA02
6GK1411-5AB10
TURCK IM1-22Ex-R 7541231
LO1L50m-Q68-LI2P5X5-H1181 7700460
6ES7223-1PM22-0XA8
6AG4010-6EE40-0BX5
6AG4010-6AB20-0XX5
i76700+512SSD+16G+WIN10ϵͳ
6AV7862-2BE00-0AA0
6GK5004-2BF00-1AB2
6GK5208-0BA00-2AB2
6GK5005-0GA10-1AB2
6GK5008-0GA10-1AB2
Sick 1059503 RE13-SAC
Sick 2095890 YF8U14-100VA3XLEAX
Sick 1085345 RLY3-EMSS100
Sick 1040764 IME12-04BPSZC0S
Sick 1086172 GTB6-F4431V
Sick 1084103 GL6-F4411V
Sick 1049059 WL9-3P2230
1070847 RZT7-03ZRS-KP0
6SL3120-1TE24-5AA3
6SL3120-1TE24-5AC0
ATV310HU75N4A
XS118BLPAM12
OA1G10
E8MS-01
E8F2-A01C
AVM58N-011K1A0BN-1213
6ES7531-7MH00-0AB0
7NG3212-0AN00
A300-30 220V
AX300-30-11 80*220-230V 50Hz/230-240V 60Hz
A110-30-11(230V) AC230V 110A
AX115-30-11 80*220-230V 50Hz/230-240V 60Hz
1769-IR6
MV169-MCM
1769-OB32
6ES7511-1AL03-0AB0
6GK5208-0BA00-2AC2
6GK5208-0BA00-2AB2
6ES7151-8AB01-0AB0
6ES7135-4FB52-0AB0
6ES7157-0AC85-0XA0
6ES7953-8LJ31-0AA0
6ES7322-1BL00-0AA0
6AV2107-0RP00-0BB0
6AV6371-1DQ17-5AX0
6AV6371-1DR07-5AX0
6AV6371-1DV07-5AX0
6AV6381-2BC07-5AV0
6AV6381-2BE08-0AV0
6AV6381-2BH07-5AV0
6AV6381-2BH08-0AV0
6AV6381-2BN07-5AV0
6AV6381-2BP07-5AV0
6AV6381-2BQ07-5AV0
6AV6381-2BS07-5AV0
6ES7810-5CC14-0YA5
6ES7822-1AA08-0YA5
6ES7822-1AA23-0YA5
6ES7511-1AK02-0AB0
6ES7513-1RM03-0AB0
6ES7515-2AM02-0AB0
6ES7515-2AN03-0AB0
6ES7515-2RN03-0AB0
6ES7516-3AN02-0AB0
6ES7516-3AP03-0AB0
6ES7516-3TN00-0AB0
6ES7516-3AP00-0AB0
6ES7516-3FP00-0AB0
6ES7518-4AP00-0AB0
1TL0001-0EB42-1FA4-Z
1TL0003-0EB42-1FA4
6ES7288-1SR20-0AA1
A9F38332 iC65L 3P C32A
6ES7155-6AU01-0CN0
6ES7155-6AU01-0BN0
6ES7138-6DC00-0CA0
6ES7193-6AR00-0AA0
6ES7134-6GD01-0BA1
6ES7136-6BA01-0CA0
6ES7136-6DB00-0CA0
6ES7131-6BF01-0BA0
6ES7135-6HD00-0BA1
SRT2-OD16P
3HAC044075-001/0
TWDDMM24DRF
HMCP400X5W
TWDDMM24DRF
CI501
IC694BEM331
LXM52DU60C41000
TWDLCAA24DRF
IC200MDL940E
IC200MDL240C
IC200MDL640
EK1110
6AV6648-0CC11-3AX0
RS1A15AA
140DDI84100
ASD240-0618E2J1
6SL3120-1TE28-5AA3
REM545BM223AAAA
REM545
792-0AA00-0XA0
BMXCPS2010
6GK5008-0BA10-1AB2
E84AVTCE2224SB0
SXWDOA12X10001
SEJ2200A01D5K
1756-DNB
100-FSC280
TPC070TD-A
MDX61B0150-503-4-0T
331-7PF01-0AB0
150-F108NBDB
8V1180.00-2
6GK5206-2BB00-2AC2
6GK5005-0BA10-1AA3
6GK5795-6MP00-0AA0
6GK5208-0BA00-2AC2
6GK7243-5DX30-0XE0
6GK5213-3BD00-2AB2
6GK5108-0BA00-2AC2
6GK7243-1BX30-0XE0
6GK5101-1BB00-2AA3
6GK5795-6MN10-0AA6
6GK5416-4GS00-2AM2
6GK5216-0BA00-2AC2
6GK5991-1AF00-8AA0
6GK5216-4BS00-2AC2
6GK5224-4GS00-2AC2
6GK5005-0BA00-1AB2
6GK5106-2BB00-2AC2
6GK7542-5FX10-0XE0
6GK5615-0AA00-2AA2
6GK7543-1AX00-0XE0
6GK5213-3BB00-2AB2
6GK5208-0BA00-2AB2
6GK5206-2BS00-2AC2
6GK5991-1AD00-8AA0
6GK5216-0BA00-2AB2
6GK7242-5DX30-0XE0
6GK5206-2GS00-2AC2
6GK5992-1AM00-8AA0
6GK5216-4GS00-2AC2
6GK7542-6UX00-0XE0
6GK5116-0BA00-2AC2
6GK5008-0BA10-1AB2
6DR5010-0NG00-0AA0
6DR5010-0NN00-0AA0
6DR5010-0EN00-0AA0
6DR5010-0EG00-0AA0
6DR5110-0NG00-0AA0
6DR5110-0NN00-0AA0
6DR5210-0EN00-0AA0
6DR5210-0EG00-0AA0
6DR5015-0EN00-0AA0
6DR5015-0EG00-0AA0
6DR5215-0EN00-0AA0
6DR5215-0EG00-0AA0
6DR5020-0NG00-0AA0
6DR5020-0NN00-0AA0
6DR5020-0EN00-0AA0
6DR5020-0EG00-0AA0
6DR5120-0NG00-0AA0
6DR5120-0NN00-0AA0
6DR5220-0EN00-0AA0
6DR5220-0EG00-0AA0
6DR5025-0EN00-0AA0
6DR5025-0EG00-0AA0
6DR5225-0EN00-0AA0
6DR5225-0EG00-0AA0
QD75M4
Q172DCPU
Q172DCPU
Q172DSCPU
Q173DSCPU
QD77MS4
QD77GF4
QD81DL96
Q26UDEHCPU
Q26UDHCPU
Q04UDHCPU
Q02UCPU
Q12HCPU
Q64TCTTBWN
LD77MS16
L60ADIL8
L08HCPU
L16HCPU
FX3U-1PG
FX3U-ENET-L
FX3U-ENET-ADP
FX3U-232ADP-MB
FX3U-485ADP-MB
FX2N-4AD-PT
GT2107-WTBD
GT2308-VTBD
GT2507-WTBD
GT2508-VTBA
GT2508-VTBD
GT2708-STBA
GT2708-STBD
GT2510-VTBA
GT2510-VTBD
GT2512-STBA
GT2715-XTBA
GT2715-XTBD
GT1150-QBBD-C
GT1155HS-QSBD
FR-A740-75K-CHT
FR-A840-00380-2-60
FR-F840-00470-2-60
FX5U-32MR/ES
FX5U-64MR/ES
FX5U-8OMR/ES
FX5U-32MT/ES
FX5U-64MT/ES
FX5U-SOMT/ES
FX5U-32MT/ESS
FX5U-64MT/ESS
FX5U-8OMT/ESS
FX5UC-32MT/D
FX5UC-64MT/D
FX5UC-96MT/D
FX5U-80MR/DS
FX5UJ-60MR/ES-A
FX5-232ADP
FX5-485ADP
FX5-4A0-ADP
FX5-4AD
FX5-8AD
FX5-CCE-MS
FX5-ENET
FX5-0PC
MR-J4-500A4
MR-J4-60TM
MR-J4-60GF
MR-J4-350GF
MR-14-40A-R1051
MR-J4-20B-R020
MR-J4-200B-R1020
HG-JR103B
HG-JR153
HG-JR153B
HG-JR203B
HG-JR503
HG-JR3534
HG-JR5034
HG-RR103B
HG-RR153
HG-RR353
HG-SN52BJ-5100
HG-SR301J
RD77MS2
RD77MS4
RD77MS8
RD77GF8
RD77GF16
RD77GF32
RD78G4
RD78G16
R312B
RX41C4
RX42C4
RY41NT2P
RY42NT2P
R60ADV8
R71GF11-T2
RJ71C24-R4
R60TCRT4
RD81DL96
R71PN92
RDBIMES96N
ROICPU
ROBCPU
AJ65SBTB1-32D
AJ65SBTB1-32T
AJ65SBTB1-32D1
AJ65SBTB1-32T1
AJ65SBTB1-32DT1
AJ65SBTB1-32TE1
AJ65SBT2B-64TD
AJ65SBTB1-16T
AJ65SBT-64AD
A6BAT
QY40P
Q80BD-J71GP21-SX
QG-G50-2C-10M-B-LL
FX5U-80MR/ES
6GK5108-0BA00-2AC2
6GK5208-0HA10-2AA6
3RM1002-1AA04
6ES7214-1AG40-0XB0
6ES7231-4HD32-0XB0
6ES7223-1PL32-0XB0
6ES7232-4HD32-0XB0
6ES7231-4HF32-0XB0
6ES7232-4HB32-0XB0
V18345-1010521001
V18345-1010221001
PL240DG
PL560DG
BI8-M18-AP6X
BI2-M12-AP6X-H1141
BI5NF-EM18HE-APGX2-H1141
PT040R-14-LI3-H1131 6831409
B11.5-EG08-AP6X-V1131 4602220
C4C-EC02510A10000
C4C-SC02510A10000
C4C-SC05010A10000
C4C-EC05010A10000
6SL3210-1KE11-8AF2
6SL3255-0AA00-4CA1
MTL1142
MTL5044
MTL5516C
MTL5531
MTL5531
MTL5576
MTL5576-RTD
MTL5012
MTL5022
MTL7755AC
MTLSD275X
MTL5544D
MA15/D/2/SI
MTL5541
MTL5576-RTD
MTL5576-THC
TP48-4-N-NDI
SD32X
IOP32D
MTL5544D
MTL5549Y
MTL5511
MTL5573
MZC1-2V2DS-KP0
MZT7-2V2NO-KU0
MZT7-03VNS-KWB
MZT7-2V2PO-KU0
MZT8-03VPO-KU0
MZT8-03VPS-KU0
RZT7-03ZRS-KWB
6ES7545-5DA00-0AB0
6AV2124-0UC02-0AX1
6ES7315-2EH14-0AB0
6ES7545-5DA00-0AB0
6ES7215-1AG40-0XB0
6AV6371-1CA07-5AX0
HL-5030
E52-CA1DY
NX102-9000
750-1405 WAGO
750-1504 WAGO
OD1-B100H50U25
3PB219-00-B-1
GAB412-5-0-02G
M3PB110-06-B-7-1
3PA210-06-P-3
AD11-20A-03A
4GD319-C8-E2C-3
F4000-15-W-F1
M3000-8G-W-F1
SICK DT50-P1113
ASW2K10E
E82CV751K2C
ESMD751L4TXAXX1H24
E82EV302K4C
SRS50-HZA0-S21
SRS50-HZA0-S39
TIM310-1030000