Table 4-2
Digital output modules: overview of features
Features
SM 422;
DO 16xDC
24 V / 2 A
(-1BH1x)
SM 422;
DO 16xDC
20-125 V/ 1.5
A
(-5EH10)
SM 422;
DO 32xDC
24 V / 0.5 A
(-1BL00)
SM 422;
DO 32xDC
24 V / 0.5 A
(-7BL00)
SM 422;
DO 8xAC
120/230 V/ 5 A
(-1FF00)
SM 422;
DO 16xAC
120/230 V/
2 A
(-1FH00)
SM 422;
DO 16xAC
20-120 V/ 2 A
(-5EH00)
Number of
outputs
16 DO; isola‐
ted in groups
of 8
16 DO; isola‐
ted and re‐
verse polarity
protection in
groups of 8
32 DO; isola‐
ted in groups
of
32
32 DO; isola‐
ted in groups
of
8
8 DO; isolated
in groups of 1
16 DO; iso‐
lated in
groups of
4
16 DO; isola‐
ted in
groups of
1
Output cur‐
rent
2 A
1.5 A
0.5 A
0.5 A
5 A
2 A
2 A
Nominal
load voltage
24 VDC
20 to 125 VDC 24 VDC
24 VDC
120/230 VAC 120/230
VAC
20 to 120
VAC
Configura‐
ble
diagnostics
No
Yes
No
Yes
No
No
Yes
Diagnostic
interrupt
No
Yes
No
Yes
No
No
Yes
Substitu‐
tion value
output
No
Yes
No
Yes
No
No
Yes
Special fea‐
tures
For high cur‐
rents
For variable
voltages
High packag‐
ing
density
Particularly
quick and with
interrupt capa‐
bility
For high cur‐
rents with
channel- spe‐
cific isolation
-
For variable
currents
with chan‐
nel-specific
isolation
Table 4-3
Relay output module: overview of features
Features
SM 422; DO 16 x UC 30/230 V/Rel. 5 A
(-1HH00)
Number of outputs
16 outputs, isolated in groups of 8
Load voltage
125 VDC
230 VAC
Special features
-
Digital modules
4.1 Module overview
S7-400 Automation System Module Data
84
Reference Manual, Ausgabe 11/2016, A5E00850736-08