Inovance MD280NT2.2GB - Page 49

Mechanical and Electrical Installation MD280 User Manual
- 48 -
Type Terminal Name Function Description
Digital
input
DI1-COM Digital input 1
Optical coupling isolation
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DI2-COM Digital input 2
DI3-COM Digital input 3
DI4-COM Digital input 4
DI5-COM
High-speed
pulse input
Optical coupling isolation
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High-speed pulse input
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Analog
output
AO-GND Analog output 1
Voltage or current output is decided by jumper
J3.
Output voltage range: 0–10 V
Output current range: 0–20 mA
Digital
output
DO1-COM
DO2-COM
Digital output
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24V and EXT via jumper J7; when powered
by internal power supply: short 24V and IN via
jumper J7.
Optical coupling isolation, open-collector output
Output voltage range: 0–24 V
Output current range: 0–50 mA
FM- COM
High-speed
pulse output
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frequency hits 50 kHz.
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same as that of DO1
FM terminal can be selected as AO, FM or DO3
output.
Relay
output
T/A-T/B NC terminal
Contact driving capacity:
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30 VDC, 1 A
T/A-T/C NO terminal
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interface
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RS485
communication
port
It is the standard RS485
Keypad
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operation panel
interface
It is the standard RJ45 network cable interface
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