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OP7353 Digital Monitoring Board

The OP7353 is designed to allow monitoring, on the front face of the chassis, of the activity of the channels of digital input or output boards installed in the back of the chassis.

The OP7353 is optional and is only required for monitoring of the digital signals. 

Board Layout

OP7353 digital monitoring module

Front Plate

The front plate of the OP7353 board is similar to that of the OP7220 : provides 4 RJ45 jacks, individual channels' status LEDs and a main status LED.


Product nameOP7353
Part number126-0368
Product typeOP7000 front 16 channel digital monitoring board
Number of channels16
IsolationOptical isolator
Input current3.6 mA, current limiting diode
Reverse voltage protectionSchottky diode
Maximum reverse voltage protection30 Volts
Detection thresholdSeparate Schmitt Trigger
Voltage range5 to 100 Vdc
Delay Low-to-High110 ns
Delay High-to-Low60 ns
Rise/Fall times6 ns/6 ns
Dimensionsx cm ( in x in)
I/O connector4 RJ45 (to monitoring device) per board
Operating temperature10 to 40 ºC (50 to 104ºF)
Storage temperature-55 to 85ºC (-67 to 185ºF)
Relative humidity10 to 90%, non-condensing
Maximum altitude2,000 m (6562 ft.)

OPAL-RT TECHNOLOGIES, Inc. | 1751, rue Richardson, bureau 1060 | Montréal, Québec Canada H3K 1G6 | | +1 514-935-2323