FLEX I/O Digital DC Output Modules 19
Publication 1794-IN094C-EN-P - July 2015
Surge Current for 1794-OB8EP
On-state voltage, output nom 24V DC
On-state voltage, output max 31.2V DC
Output current rating 2.0 A max per output
10.0 A max per module (8 outputs @ 1.25 A, 5 outputs @ 2.0 A,
or similar combinations totaling 10.0 A or less)
On-state current, output, min 1.0 mA per channel
On-state current, output, max 2.0 A per channel
On-state voltage drop, max 0.2V DC
Surge current 4 A for 50 ms, repeatable every 3 seconds
Off-state leakage current, max 0.5 mA
Isolation voltage 50V (continuous), Basic Insulation Type
Tested at 850V DC for 1 s, between field side and system
No isolation between individual channels
Output signal delay
(1)
Off to On
On to Off
0.1 ms
0.1 ms
FlexBus current 73 mA @ 5V DC
Power dissipation, max 5.5 W @ 31.2V DC
Thermal dissipation, max 18.8 BTU/hr @ 31.2V DC
Fusing Outputs are electronically fused
(1)
Delay time is the time from the receipt of an output on or off command to the output actually turning on or off.
Specifications ā 1794-OB8EP
Attribute Value
Time - ms
01020304050
0
5
10
15
20
Surge Current - A
Output minimum Surge Current