MACX MCR-SL-2NAM-RO-SP - Isolation amplifier

2924294

NAMUR 2-channel signal conditioner for operating proximity sensors and switches. The signals are transferred to the control level using relay outputs (N/O contact). Line fault detection, 3-way electrical isolation, SIL 2, Push-in connection.

Product type Isolating switch transf.
Product family MACX Analog
Application Digital IN
No. of channels 2
Type Signal conditioners with SIL functional safety
Configuration DIP switches

Functionality
Configuration DIP switches

Electrical isolation 3-way isolation
Electrical isolation between input and output yes
Maximum power dissipation for nominal condition < 1 W
Electrical isolation Input/output IEC/EN 60079-11
Standards/regulations IEC/EN 60079-11
Rated insulation voltage 375 VPP
Overvoltage category III
Pollution degree 2
Electrical isolation Input/supply, DIN rail connector IEC/EN 60079-11
Standards/regulations IEC/EN 60079-11
Rated insulation voltage 375 VPP
Overvoltage category II
Pollution degree 2
Electrical isolation Input/supply, DIN rail connector IEC/EN 61010-1
Standards/regulations IEC/EN 61010-1
Rated insulation voltage 300 Vrms
Overvoltage category II
Pollution degree 2
Insulation Safe isolation
Electrical isolation Output 1/output 2/input, power supply, DIN rail connector IEC/EN 61010-1
Standards/regulations IEC/EN 61010-1
Rated insulation voltage 300 Vrms
Overvoltage category III
Pollution degree 2
Insulation Safe isolation
Electrical isolation Output 1/output 2/input/power supply, DIN rail connector
Test voltage 2.5 kV AC (50 Hz, 60 s)
Overvoltage category III
Pollution degree 2
Supply
Nominal supply voltage 24 V DC -20 % ... +25 %
Supply voltage range 19.2 V DC ... 30 V DC
Max. current consumption 35 mA (24 V DC)
Power dissipation < 1 W
Power consumption < 1 W

Signal: NAMUR
Number of inputs 2
Available input sources NAMUR proximity sensors (IEC/EN 60947-5-6)
Floating switch contacts
Switch contacts with resistance circuit
Switching threshold "0" signal current < 1.2 mA (blocking)
Switching threshold "1" signal, current > 2.1 mA (conductive)
Short-circuit current 8 mA
Switching hysteresis < 0.2 mA
Line fault detection < 0.05 mA ... 0.35 mA (Line break)
< 100 Ω ... 360 Ω (Short circuit)
Activated /deactivated via DIP switch
Non-load voltage 8 V DC

Switching: Relay
Contact switching type 1 N/O contact per channel
Contact material AgSnO2, hard gold-plated
Maximum switching voltage 250 V AC (2 A)
120 V DC (0.2 A)
30 V DC (2 A)
Maximum switching capacity 500 VA
Recommended minimum load 5 V / 10 mA
Switching frequency ≤ 20 Hz (without load)