SIEMENS PLC SM322 6ES7322-1HH01-0AA0

About SIEMENS PLC SM322 6ES7322-1HH01-0AA0

Data sheet 6ES7322-1HH01-0AA0

SIMATIC S7-300, Digital output SM 322, Isolated 16 DO, relay contacts, 1x 20-pole

Supply voltage

Load voltage L+

• Rated value (DC): 120 V

Load voltage L1

• Rated value (AC): 230 V

Input current

• From supply voltage L+, max.: 250 mA

• From backplane bus 5 V DC, max.: 100 mA

Power loss

• Power loss, typ.: 4.5 W

Digital outputs

• Number of digital outputs: 16 (Relays)

• Short-circuit protection: No

• Controlling a digital input: Yes

• Size of motor starters according to NEMA, max.: Size 5

Switching capacity of the outputs

• On lamp load, max.: 50 W (230 V AC)

Output current

• For signal "1" rated value: 2 A

• For signal "1" minimum load current: 10 mA

Parallel switching of two outputs

• For uprating: No

• For redundant control of a load: Yes

Switching frequency

• With resistive load, max.: 1 Hz

• With inductive load, max.: 0.5 Hz

• With inductive load (IEC 60947-5-1 DC13/AC15), max.: 0.5 Hz

• On lamp load, max.: 1 Hz

• Mechanical, max.: 10 Hz

Total current of the outputs (per group)

Horizontal installation
Up to 60 C, max.: 8 A

Vertical installation
Up to 40 C, max.: 8 A

Relay outputs

• Rated supply voltage of relay coil L+ (DC): 24 V

• Contact connection (internal): No

• Number of operating cycles, max.:
  

  • 100,000
  • 50,000 (24 V DC, at 2 A)
  • 700,000 (120 V AC, at 2 A)
  • 100,000 (230 V AC, at 2 A)

Switching capacity of contacts

• With inductive load, max.: 2 A (230 V AC), 2 A (24 V DC)

• With resistive load, max.: 2 A (230 V AC), 2 A (24 V DC)

• Thermal continuous current, max.: 2 A

Cable length

• Shielded, max.: 1,000 m

• Unshielded, max.: 600 m

Interrupts / diagnostics / status information

• Alarms: No

• Diagnostics function: No

Diagnoses

• Wire-break: No

• Short-circuit: No

• Fuse blown: No

• Missing load voltage: No

Diagnostics indication LED

• Rated load voltage PWR (green): No

• Fuse OK FSG (green): No

• Status indicator digital output (green): Yes

Potential separation

Digital outputs

• Between the channels: Yes
• Between the channels, in groups of 8
• Between the channels and backplane bus: Yes (Optocoupler)

Isolation

• Isolation tested with: 1,500 V AC

Connection method

• Required front connector: 20-pin

Dimensions

• Width: 40 mm

• Height: 125 mm

• Depth: 120 mm

Weights

• Weight, approx.: 250 g

Technical Details