Basic device производства Siemens

Mounting

Snap-mounting on a TH 35 DIN rail compliant with IEC 60715 or screw-mounted with additional push-in lugs

Display

• "Device" LED:
  • Red: "Function test not OK; device is disabled"
  • Green: "Ready"
  • Yellow: "Addressing plug detected"
  • Off: "No control supply voltage"
• "Bus" LED
  • Continuous light: "Communication with PLC/PCS"
  • Flashing light: "Baud rate detected"
• "Gen. Fault" LED:
  • Continuous light/flashing: "Feeder fault"

"Test" button

• Stores a PROFIBUS DP address

System interfaces

• Connections on the device front for:
  • Expansion modules (digital module DM and temperature module TM, current measuring module IM or current/voltage measuring module UM, decoupling module DCM)
  • Addressing plug

PROFIBUS DP interface

• Interface types: RS485
• Connection method:
  • 9-pole sub D socket (12 Mbit)
  • Terminals (1.5 Mbit)
  • Same conductor cross-sections as control circuit
• The PROFIBUS DP line is connected via a terminal connection or a 9-pole sub D socket

Power supply

Rated control supply voltage U_s (acc. to DIN EN 61131-2)

24 V DC

Operating range

0.85 to 1.2 x V_s

Power consumption (including two expansion modules connected to the basic unit)

10 VA/7 W

Rated insulation voltage U_i

300 V at pollution degree 3

Rated impulse withstand voltage U_imp

4 kV

Main power outage buffering time

200 ms

Relay outputs

Number

Three monostable relay outputs

Auxiliary contacts of the three relay outputs

Isolated NO contacts with parameterizable NC behavior:

• Two relay outputs connected to common potential
• One relay output connected to separate potential, freely assignable to control functions

Specified short-circuit protection for auxiliary contacts (relay outputs)

• Fuse links, Class gG 6 A, quick-response 10 A (IEC 60947-5-1)
• Circuit breaker
  • 1.6 A, C characteristic (IEC 60947-5-1)
  • 6 A, C characteristic (I_k < 500 A)

Rated uninterrupted current

5 A, per common potential

Rated short-circuit capacity

• DC-13:
  • 2 A/ 24 V DC
  • 0.55 A/ 60 V DC
  • 0.25 A/ 125 V DC

Binary inputs

Number

Four inputs with the following properties:

• Supplied with power internally by the device electronics (24 V DC)
• Connected to common potential for recording process signals, freely assignable to control functions

Connections

Tightening torque

Torque:

0.8 … 1.2 Nm (7 … 10.3 lb.in)

Conductor cross-sections

• Single-core:
  • 2 x (0.5 ... 2.5 mm²)
  • 1 x (0.5 ... 4 mm²)
  • 2 x AWG 20 ... 14
  • 1 x AWG 20 ... 12
• Finely stranded with end sleeve:
  • 2 x (0.5 ... 1.5 mm²)
  • 1 x (0.5 ... 2.5 mm²)
  • 2 x AWG 20 ... 16
  • 1 x AWG 20 ... 14