Digital Input Module

IO Module with 16 Port DI with Dual detection ( voltage detection 3 - 40 V DC or potential free detection with on board 12 V DC ref) and Modbus RS485 interface. SW for Slave ID and Baud rate selection. Closed DIN rail mountable enclosure.

Hardware Specifications

Channels          :16

Sense Voltage  :4 – 30 VDC

Sense Logic   :Logic ‘0’ = <1 VDC, Logic ‘1’ = >3.3 VDC

Isolation   :Optically isolated

Response Time  :2 msec, Max 6 msec 

Power supply   :12-24 VDC or 24 VAC 

Sense Logic   : Logic ‘0’ = <1 VDC, Logic ‘1’ = >3.3 VDC

Additional Features:

All inputs and communication port isolated

Input power reverse polarity safety

ESD Safety IEC 61000-4-2, ± 30KV contact, ± 30KV air

EFT IEC 61000-4-4, 50A (5/50ms)

750V isolation.

CRC Error check.

No configuration needed on the IO board

Configuration Settings: -

Baud Rate   :9600 – 115200 Kbps (SW selectable)

Data Bits:  8

Parity :  None

CRC :  Yes

Stop bit:  1

Slave ID:  SW selectable

Function code :   0x02 Read discrete Input

Register Address:1 to 16.