8 GEI-100268
Table 5. Plug P1 Pin Assignments, Rows A and B
Pin No. Nomenclature Definition
A1-A4, A6, A8,
A10, A12,
A14, A16, A18,
A20, A22-23,
A25, A27-28
NC Not Connected
A5 RLY1(NO) Relay 1 form C contact
A7 RLY1(COM) Relay 1 form C contact
A9 RLY1(NC) Relay 1 form C contact
A11 RLY2(NO) Relay 2 form C contact
A13 RLY2(COM) Relay 2 form C contact
A15 RLY2(NC) Relay 2 form C contact
A17 RLY3(NO) Relay 3 form C contact
A19 RLY3(COM) Relay 3 form C contact
A21 RLY3(NC) Relay 3 form C contact
A24 I24 Isolated +24 V dc power source (for customer relays)
A26 ICOM24 I24 isolated power return (common)
A29 MTR1P
Panel meter 1−4 signal (P) and return (N)
A30 MTR1N
Panel meter 1−4 signal (P) and return (N)
A31 MTR2P
Panel meter 1−4 signal (P) and return (N)
A32 MTR2N
Panel meter 1−4 signal (P) and return (N)
B1, B3, B5,
B7, B9,  B11-
17, B19, B21,
B28
NC Not Connected
B2 SSR_N I24 V dc relay driver (use isolated 24 V dc & COM)
B4 DIN2A Differential digital input 2
B6 DIN3B Differential digital input 3
B8 DIN5A Differential digital input 5
B10 DIN6B Differential digital input 6
B18 EV1 Encoder voltage "1" and return (2)
B20 EV2 Encoder voltage "1" and return (2)
B22 AOUT1 Analog output 1 & 2
B23 POT_P P12/N12 supplied to user for powering a potentiometer
B24 K232TX Keypad RS232 TX signal
B25 K_SIG_RTN Keypad RS232 return (common)
B26 T232TX Tool RS232 TX signal
B27 T_SIG_RTN Tool RS232 return (common)
B29 MTR3P
Panel meter 1−4 signal (P) and return (N)
B30 MTR3N
Panel meter 1−4 signal (P) and return (N)
B31 MTR4P
Panel meter 1−4 signal (P) and return (N)
B32 MTR4N
Panel meter 1−4 signal (P) and return (N)