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

2924265

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

Product type Isolating switch transf.
Product family MACX Analog
Application Digital IN
No. of channels 1
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
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 30 mA (24 V DC)
Power dissipation < 950 mW
Power consumption < 950 mW

Signal: NAMUR
Number of inputs 1
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 2 N/O contacts
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)
Signal
Number of outputs 2

Connection method Push-in connection
Stripping length 10 mm
Conductor cross section rigid 0.2 mm² ... 2.5 mm²
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross section flexible (2 conductors with same cross section) 0.25 mm² ... 0.34 mm² (TWIN ferrule without plastic sleeve)
0.5 mm² ... 1.5 mm² (TWIN ferrule with plastic sleeve)
Conductor cross section AWG 24 ... 14
24 ... 22 (TWIN ferrule without plastic sleeve)
20 ... 16 (TWIN ferrule with plastic sleeve)

Ex installation (EPL) Gc
Div. 2

Data
No. of channels 0

Status display Green LED (supply voltage)
LED yellow (switching state)
Red LED (line errors)