DC current requirements for S-series I/O

Table: DC current requirements for S-series I/O
Product Current required for each product (A)
LocalBus current at 12 VDC Field power current at 24 VDC
AI 8-channel 4-20 mA HART (simplex) 0.150 0.300
AI 8-channel 4-20 mA HART (redundant)(1) 0.250 (each card) 0.200
AI 16-channel 4-20 mA HART 0.150 0.600
AO 8-channel 4-20 mA HART (simplex) 0.150 0.200
AO 8-channel 4-20 mA HART (redundant)(1) 0.250 (each card) 0.300
AS-Interface 0.300 0.112
DeviceNet 0.600 0.053
DI 8-channel NAMUR (simplex or redundant) 0.150 0.100
DI 8-channel 24 VDC isolated 0.100 N/A
DI 8-channel 120 VAC dry contact 0.100 N/A
DI 8-channel 120 VAC isolated 0.100 N/A
DI 32-channel 24 VDC dry contact 0.075 0.100
DO 8-channel 24 VDC high-side (simplex or redundant) 0.150 3.05
DO 8-channel 24 VDC isolated 0.150 N/A
DO 8-channel 120/230 VAC high-side 0.150 N/A
DO 8-channel 120/230 VAC isolated 0.150 N/A
DO 32-channel 24 VDC high-side 0.150 3.272
Fieldbus H1 (simplex or redundant) 0.300 N/A
Fieldbus H1 4-port Plus 0.300 0.012 per channel at 32 VDC fieldbus voltage(2)
H1 card with integrated power 0.300 1.6
Isolated input 0.350 N/A
Pulse count input 0.250 N/A
Profibus DP (simplex or redundant) 0.600 N/A
RTD / Resistance input 0.160 N/A
Sequence of Events 0.075 0.075
Serial simplex or redundant 0.300 N/A
Thermocouple / mV input 0.210 N/A
(1) When installed as a redundant pair, each card draws additional LocalBus current.
(2) fieldbus voltage range is 9 to 32 VDC