توضیحات
Power/input isolating amplifier – MACX MCR-EX-SL-RPSSI-I – 2865340
Ex i repeater power supply and input signal conditioner, HART-transparent. Transmits supplied or active 0/4 … 20 mA signals from the Ex area to a load (active or passive) in the safe area. 3-way electrical isolation, SIL 2 in accordance with IEC 61508, with screw connection
Dimensions
Width 12.5 mm
Height 112.5 mm
Depth 113.7 mm
114.5 mm (Snapped onto DIN rail NS 35/7,5 in accordance with EN 60715)
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Ambient conditions
Ambient temperature (operation) -20 °C … 60 °C (Any mounting position)
Ambient temperature (storage/transport) -40 °C … 80 °C
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.
Altitude ≤ 2000 m (For use at altitudes ≥2000 m above sea level, see data sheet.)
Ambient temperature (operation) -20 °C … 60 °C
Rated insulation voltage 375 VPP (Power supply, input / output)
Altitude ≤ 3000 m
Ambient temperature (operation) -20 °C … 54 °C
Rated insulation voltage 190 V AC (Power supply, input / output)
110 V DC (Power supply, input / output)
Altitude ≤ 4000 m
Ambient temperature (operation) -20 °C … 48 °C
Rated insulation voltage 60 V AC/DC (Power supply, input / output)
Altitude ≤ 5000 m
Ambient temperature (operation) -20 °C … 42 °C
Rated insulation voltage 60 V AC/DC (Power supply, input / output)
Altitude > 2000 m
≤ 3000 m
> 3000 m
≤ 5000 m
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Input data
Signal input Active current input, intrinsically safe
Current input signal 4 mA … 20 mA
Transmitter supply voltage > 16 V (20 mA)
> 15.3 V (22.5 mA)
Underload/overload signal range 0 mA … 24 mA (Extended transmission range for diagnostics)
Polarization and surge protection Yes
Signal input Passive current input, intrinsically safe
Current input signal 0 mA … 20 mA
4 mA … 20 mA
Voltage drop < 3.5 V (in input isolating amplifier operation)
Underload/overload signal range 0 mA ... 24 mA (Extended transmission range for diagnostics)
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Output data
Signal output Current output (active and passive)
Current output signal 4 mA ... 20 mA (active)
4 mA ... 20 mA (14 ... 26 V ext. source voltage)
Transmission Behavior 1:1 to input signal
Load/output load current output < 1000 Ω (20 mA)
< 825 Ω (24 mA)
Output ripple < 20 mVrms
Output behavior in the event of an error 0 mA (Cable break in the input)
≥ 22.5 mA (Cable short-circuit in the input)
Signal output Current output (active and passive)
Current output signal 0 mA ... 20 mA (active)
4 mA ... 20 mA (active)
0 mA ... 20 mA (14 ... 26 V ext. source voltage)
4 mA ... 20 mA (14 ... 26 V ext. source voltage)
Transmission Behavior 1:1 to input signal
Load/output load current output < 1000 Ω (20 mA)
< 825 Ω (24 mA)
Output ripple < 20 mVrms
Output behavior in the event of an error 0 mA (Cable break in the input)
0 mA (Cable short-circuit in the input)
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Power supply
Designation Repeater power supply operation
Nominal supply voltage 24 V DC
Supply voltage range 19.2 V DC ... 30 V DC (24 V DC, -20 % ... +25 %)
Max. current consumption < 76 mA (24 V DC / 20 mA / 1000 Ω)
Power dissipation < 1.1 W (24 V DC / 20 mA / 1000 Ω)
Power consumption < 1.8 W (20 mA / 1000 Ω)
Designation Signal conditioner operation
Nominal supply voltage range 19.2 V DC ... 30 V DC (24 V DC, -20 % ... +25 %)
Max. current consumption < 44 mA (24 V DC / 20 mA / 1000 Ω)
Power dissipation < 0.75 W (24 V DC / 20 mA / 1000 Ω)
