Technical information

9 – TECHNICAL INFORMATION
Technical Specifications
142
9.7 MX Control Card
9.7.1 Terminal Points, Functions and Ratings
Table 9 – Terminals
Function Terminal Number Description
TB1
Control Power Input N, neutral
L, line
G, ground
96 – 144V AC input, 50/60 Hz
45VA current requirements
Relay Output R1 NC1: Normally Closed
RC1:Common
NO1:Normally Open
Relay Output, SPDT form C
3 Amp, 125VAC, resistive
1 Amp, 125VAC, 0.4PF
100VA Inrush
Relay Output R2 & R3 NC2, RC2, NO2
NC3, RC3, NO3
Relay Output, SPDT form C
16 Amp, 250VAC, resistive
8 Amp, 250VAC, 0.4PF
2000VA Inrush
TB2
Digital Inputs
Start & DI1
Start, DI1, S/DI1 Com 120V AC digital input, 2500V optical isolation, 4mA cur. draw
Off = 0 to 35 VAC, On = 60 to 120VAC
See Figure 29 – Digital Input Simplified Schematic
Digital Inputs
DI2 & DI3
DI2, DI3,
DI2/DI3 Com
120V AC digital input, 2500V optical isolation, 4mA cur. draw
Off = 0 to 35 VAC, On = 60 to 120V AC
Serial Comm. (Slave) SA-, SB+, SCOM,
SHLD
Modbus slave serial communication port.
RS485 interface, SHLD is chassis ground
Data Rates; 19.2k baud maximum Modbus RTU
2500V Optical Isolation
Serial Comm MA-, MB+, MCOM,
SHLD
Factory Use Only, not isolated
TB12
Analog Output AOUT, COM, SHLD Voltage or Current Output, selectable by JP1
Voltage; 0-10VDC (20mA Maximum),
Current; 0-20mA, Software scalable, 500ohm load max.
Accuracy ±1.5% Full Scale
Update rate: 25msec.
See Figure 31 – Analog Output Simplified Schematic
TB13
Analog Input AIN+, ANI-, SHLD Voltage or Current Input, selectable by JP3
Voltage; 0-10VDC, 1 Meg. impedance
Current; 0-20mA, 499 ohm impedance, Software scalable,
Accuracy ± 3% of full scale
See Figure 30 – Analog Input Simplified Schematic
Reference Supply AIN PWR 10V DC (4 mA Maximum) Reference Source
Jumpers
JP1 Analog Output Voltage output when installed, Current loop removed
JP3 Analog Input Current input when installed, Voltage input removed
JP0, JP2,JD3 Factory Use Only