Analog Inputs  RM 221, RM 222, RM 224

Type

RM 221-x

Inputs

4x 0/4 ... 20mA

RM 221-0

4x 0...10V / -10 ...10V

RM 221-1

2x 0/4 ... 20mA

2x 0...10V /-10 ... 10V

RM 221-2

Functions

standard signals

resolution 12 Bit

LED-Indicators

4 x status

Power Supply

internal

Connection

screw-/plug-in-terminals

 

Type

RM 222-x

Inputs

4x 0/4 ... 20mA

RM 222-0

4x 0...10V / -10 ...10V

RM 222-1

2x 0/4 ... 20mA

2x 0...10V /-10 ... 10V

RM 222-2

Functions

standard signals

resolution 12 Bit

 

Power Supply

5V / 24 V switch able

Max. Strom

24 V DC: 25 mA / input

5 V DC: 20 mA for 4 inputs

LED-Indicators

4 x status

Power Supply

internal

Connection

screw-/plug-in-terminals

 

Type

RM 224-0

Inputs

2x thermocouple

Functions

thermocouple, galvanic isolated

resolution 16 bit

thermocouple type L, J, K, N, S, R, B, T, E, C

sensor break

temperature compensation

LED-Indicators

2x status

Power Supply

internal

Connection

screw-/plug-in-terminals

 

 

Type

RM 224-1

Inputs

4x thermocouple or Pt100, configurable

Functions

resolution 16 Bit

thermocouple type L, J, K, N, S, R, B, T, E, C

sensor break

temperature compensation

Pt100 for two- or three-wire connection

range -200...850 °C

LED-Indicators

4x status

Power Supply

internal

Connection

screw-/plug-in-terminals

 

Type

RM 224-2

Inputs

1x mV -3V ... +3V

1x thermocouple

Functions

channels galvanic isolated

resolution 16 Bit

range -3000mV ... 3000 mV

input resistance: ca. 200 MOhm

thermocouple type L, J, K, N, S, R, B, T, E, C

sensor break

temperature compensation

LED-Indicators

2x status

Power Supply

internal

Connection Screw-/plug-in-terminals