Relay PW100 - Technical Data; General Data

PW100 · User Manual Version 1.0 - 11/2020
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PW100
4. Technical data
4.1 General data
Operating voltage
42,0 .. 43,5 VDC
Power consumption
max. 15W
Operating temperature range
0 .. 50°C
M-Bus voltage
42 V ( Mark), 28V (Space)
M-Bus basic current
max. 150 mA
Overcurrent threshold
> 220 mA
Internal bus resistance
5 Ohm
Communication speeds
300 .. 38400 Baud
Bit threshold
typ. 7,0 mA
Collision threshold
typ. 48 mA
Maximum cable length for rec-
ommended cable type
JYSTY 1 x 2 x 0,8 mm
Total (all wires): 1km (9600 baud), 4km (2400 baud), 10km (300 baud)
Max. distance to slave (100 slaves at the end of the cable):1000 m
Max. distance to slave (100 slaves equally distributed): 2000 m
Galvanic isolation
All interface are isolated from M-Bus and power supply. The Repeater input is addi-
tionally isolated from the other interfaces.
Housing
Light-grey and black PC plastic, protective class IP30
H x W x D: 90 x 107 x 60 mm (height without terminals)
Mounting on a rail (6 HP)
LED indicators
Power, communication master, slave, warning, short circuit M-Bus, M-Bus activity
Interfaces
10/100 Mbit Ethernet, USB device, 2 x RS232C (terminals), RS485, Repeater
Terminals
3 pairs screw terminals for M-Bus, 3-pin screw terminal for each RS232C, 3-pin screw
terminals for RS485, one pair screw terminals for Repeater, 3-pin screw terminals for
power supply / protective ground