Technical Data
Power Consumption
Power supply range:
Power consumption
in idle mode
Max. power consumption
24-270 V DC:
6 W
8.5 W
48-230 V AC
(for frequencies of 50-60 Hz):
6 VA
8.5 VA
Display
Display type:
LCD with LED background illumination
Resolution graphics display:
128 x 64 pixel
LED-Type:
Two coloured: red/green
Number of LEDs, Housing B2:
8
Front Interface RS232
Baud rates:
115200 Baud
Handshake:
RTS and CTS
Connection:
9-pole D-Sub plug
Real Time Clock
Running reserve of the real time clock: 1 year min.
Digital Inputs
Max. input voltage:
300 V DC/259 V AC
Input current:
<4 mA
Reaction time:
<20 ms
Fallback time:
<30 ms
(Safe state of the digital inputs)
4 Switching thresholds:
Un = 24 V DC, 48 V DC, 60 V DC,
110 V AC/DC, 230 V AC/DC
Un = 24 V DC:
Switching threshold 1 ON:
Switching threshold 1 OFF:
min. 19.2 V DC
max. 9.6 V DC
Un = 48 V/60V DC:
Switching threshold 2 ON:
Switching threshold 2 OFF:
Min. 42.6 V DC
max. 21.3 V DC
Un = 110 V AC/DC:
Switching threshold 3 ON:
Switching threshold 3 OFF:
min. 88.0 V DC/88.0 V AC
max. 44.0 V DC/44.0 V AC
Un = 230 V AC/DC:
Switching threshold 4 ON:
Switching threshold 4 OFF
min. 184 V DC/184 V AC
max. 92 V DC/92 V AC
Terminals:
Screw-type terminals
EN MRM4 01/11
Page 429
Summary of Contents for MRM4
Page 1: ...MRM4 HighPROTEC Motor Protection Device Manual DOK HB MRM4E...
Page 3: ...Order Code EN MRM4 01 11 Page 3...
Page 18: ...Important Definitions Page 18 EN MRM4 01 11 41 SG Prot ON 42 SG ON Cmd SG Prot ON SG ON Cmd...
Page 115: ...Navigation Operation Navigation Operation EN MRM4 01 11 Page 115 1 2 3 5 7 6 8 10 9...
Page 162: ...Recorder Name Description I 2 TripCmd Signal Trip Command Page 162 EN MRM4 01 11...
