Terminal Number

Terminal Name

Function Description

CN4

External Keyboard Interface

External Keyboard

CN3

CAN Interface/LCD Keyboard Interface

CAN Interface Expansion/LCD Keyboard

AO1

AO1 Output Selection

Voltage and current output are optional
Factory-set to voltage output

AI1

AI1 Input Selection

Voltage and current output are optional
Factory-set to voltage output

485

   485 Termination Resistor Selection

485 termination resistor (120 ohms) Selection
Factory-set to no resistor

CN1

   DI Internal Power Supply Selection

Short +24V to OP, DI and COM are active
Short COM to OP, DI and 24V are active (optional)

Power Supply

+10V-GND

Provides +10V power externally, Max Output Current: 10mA.

+24V-COM

Provides +24V power externally, Max Output Current: 200mA.

OP

When driving DI1~DI15 with an external power supply, OP must be connected to it.

Analog Input

Al2-GND

Input Voltage Range: DC 0V-10V
Input Impedance: 22kΩ

Al1-GND

Input Range: 0VDC~10VDC/4mA~20mA (AI1 selected)
Input Impedance: 22kΩ (voltage in); 500Ω (current in)

Digital Input

DI1-COM

Default Low-Active;
Opto-Isolation; Bipolar Input Compatible Input Impedance: 3.3kΩ
Active Level Voltage: 9V~30V

DI5-COM: Same as DI1~DI4;
adds high-speed pulse input (Max 100kHz).

DI2-COM

DI3-COM

D14-COM

DI5-COM

Analog Output

AO1-GND

A01 selects voltage/current
output Voltage: 0V~10V; Current: 0mA~20mA

Relay Output

T1/A-T1/B

Contact Driving Capability,
250V AC, 3A, COSφ=0.4
30V DC, 1A

T1/A-T1/C

T2/A-T2/B

T2/A-T2/C

RS485 Interface

485+

Supports Standard MODBUS Communication

485-