توضیحات
Output signal conditioner – MACX MCR-EX-SL-IDSI-I –
Ex i output signal conditioner, HART. Isolates and transmits 0/4 – 20 mA signals with intrinsic safety to a load (I/P converters, regulating valves, displays) in the Ex area. Open-circuit detection, SIL 2 in accordance with IEC 61508. Replacement item: 2908060 MACX MCR-EX-IDS-I-I.
Dimensions
Width 12.5 mm
Height 112.5 mm
Depth 114.5 mm
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Ambient conditions
Ambient temperature (operation) -20 °C … 60 °C (Any mounting position)
Ambient temperature (storage/transport) -40 °C … 80 °C
Maximum altitude ≤ 2000 m
Permissible humidity (operation) 10 % … 95 % (non-condensing)
Degree of protection IP20 (not assessed by UL)
Noise immunity EN 61000-6-2 When being exposed to interference, there may be minimal deviations.
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Input data
Current input signal 0 mA … 20 mA
4 mA … 20 mA
Input impedance > 100 kΩ (If there is a line fault)
Voltage drop 5.4 V (20 mA)
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Output data
Signal output Current output
Current output signal 0 mA … 20 mA (intrinsically safe)
4 mA … 20 mA (intrinsically safe)
Transmission Behavior 1:1 to input signal
Load/output load current output < 800 Ω (20 mA)
< 730 Ω (22.5 mA)
Output ripple < 20 mVrms
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Power supply
Supply voltage range 19.2 V DC ... 30 V DC (24 V DC, -20 % ... +25 %)
Max. current consumption < 46 mA (at 24 V DC / 20 mA)
Power dissipation < 1.1 W (at 24 V DC / 20 mA)
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Connection data
Connection method Screw connection
Stripping length 7 mm
Screw thread M3
Conductor cross section solid 0.2 mm² ... 2.5 mm²
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross section AWG 24 ... 14
Torque 0.5 Nm ... 0.6 Nm
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General
No. of channels 1
Maximum transmission error < 0.1 % (of final value)
Maximum temperature coefficient < 0.01 %/K
Step response (10-90%) < 140 µs (for 4 mA ... 20 mA step)
Status display Green LED (supply voltage)
Degree of pollution 2
Overvoltage category II
Electromagnetic compatibility Conformance with EMC directive
Interference emission EN 61000-6-4
Housing material PA 6.6-FR
Designation Input/output/power supply
Test voltage 1.5 kV AC (50 Hz, 1 min.)
Designation Output/input
Electrical isolation 375 V (Peak value in accordance with IEC/EN 60079-11)
Designation Output/supply
Electrical isolation 375 V (Peak value in accordance with IEC/EN 60079-11)
