Digital modules
3.28 Relay output module SM 322; DO 16 x Rel. AC 120/230 V; (6ES7322-1HH01-0AA0)
S7-300 Automation System Module data
3-96 Manual, 08/2006, A5E00105505-04
Technical data
Voltage Current Number of switching cycles (typ.)
24 VDC
60 VDC
120 VDC
24 VAC
48 VAC
60 VAC
120 VAC
230 VAC
2.0 A
1.0 A
0.5 A
0.5 A
0.2 A
1.5 A
1.5 A
1.5 A
2.0 A
1.0 A
0.5 A
2.0 A
1.0 A
0.5 A
0.1 million
0.2 million
1.0 million
0.2 million
0.6 million
1.5 million
1.5 million
1.5 million
1.0 million
1.5 million
2.0 million
1.0 million
1.5 million
2.0 million
• with inductive load to IEC 947-5-1 DC13/AC15
Voltage Current Number of switching cycles (typ.)
24 VDC
60 VDC
120 VDC
24 VAC
48 VAC
60 VAC
120 VAC
230 VAC
2.0 A
1.0 A
0.5 A
0.5 A
0.2 A
1.5 A
1.5 A
1.5 A
2.0 A
1.0 A
0.5 A
2.0 A
1.0 A
0.5 A
0.05 million
0.1 million
0.5 million
0.1 million
0.3 million
1 million
1 million
1 million
0.7 million
1.0 million
1.5 million
0.7 million
1.0 million
1.5 million
An external protective circuit will increase the service life of contacts.
Size of the motor starter max. size 5 to NEMA
Lamp load 50 W / AC 230 V
5 W / DC 24 V
Contact protection (internal) None
Wiring two outputs in parallel
• for redundant load control
supported (only outputs of the same group)
• for performance increase
not supported
Control of a digital input supported
Switching frequency
• Mechanical
max. 10 Hz
• with resistive load
max. 1 Hz
• with inductive load to IEC 947-5-1, DC13/AC15
max. 0.5 Hz
• with lamp load
max. 1 Hz
Wiring the actuators with 20-pin front connector