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Rockwell Automation Publication 1734-UM013C-EN-P - August 2010
Appendix D
Specifications
Pulse Test Output
Output type
Current sourcing
Number of sources (T0, T1M, T2, T3M)
4
Test output current (each output point)
0.7 A max
Aggregate current of test outputs per module
2.8 A @ 40 °C (104 °F)
1734-IB8S temperature versus current derating
for both horizontal and vertical installations
Residual voltage, max
1.2V
Output leakage current, max
0.1 mA
Short circuit protection
Yes
Current, max
(when used to control muting lamp)
25 mA
(to avoid fault when used as a muted lamp
output)
Current, min
(when used to control muting lamp)
5 mA
(at which fault indication is generated when
used as a muted lamp output)
Table 6 - 1734-OB8S - Technical Specifications
Attribute
Value
Safety Output
Outputs per module
8
Output type
Current sourcing
Output current (each output point)
1 A max
Residual voltage (drop)
<0.6V
Leakage current, max
0.1 mA
Short-circuit detection
Yes (short high and low and cross-circuit fault
detect)
Short-circuit protection
Electronic
Table 5 - 1734-IB8S Technical Specifications
Attribute
Value
2.8 A
-20 °C
(-4 °F)
40 °C
(104 °F)
55 °C
(131 °F)
2.0 A