Westermo MD-45 AC Manuel D'installation page 8

Specifications MD-45
Transmission
Interface 1
Interface 2
Data rate
Indicators
Isolation
Temperature range
Humidity
Dimensions
Weight
Mounting
Power supply alternatives
Model description
Power supply
Frequency
Fuse, F1
Power consumption
Transient protection
Power/Line
Isolation RMS
Power supply
Data interface
Switch settings MD-45
The MD-45 can through different switch settings be adapted to a variety of operating
conditions. To set the switches, open the plastic case by removing the top cover.
Danger! Do not open connected unit
8
Asynchronous, full/half duplex or simplex
EIA RS-232-C/ITU-T V.24
9-position D-sub female, or 9-position screw block
EIA RS-422/RS-485/ITU-T V.11, 5-position screw block
1 200 bit/s – 115.2 kbit/s
Power, RD, CTS, RTS, TD
Galvanic isolation with opto-coupler (data transmission)
and transformer (supply)
5–50°C, ambient temperature
0–95% RH, non-condensing
55x100x128 mm (WxHxD)
0.5 kg AC / 0.25 kg LV
On DIN-rail 35 mm
MD-45 AC
230 V AC +15/–10%
48–62 Hz
100 mA F 5x20 mm
Littlefuse
44 mA
Yes/Yes
3 000 V
1 500 V
MD-45 115 V AC
115 V AC +15/–10%
48–62 Hz
100 mA F 5x20 mm
Littlefuse
22 mA
Yes/Yes
3 000 V
1 500 V
PWR
RS-422/RS-485/V11
MD-45 LV
12–45 V AC +15/–10%
12–60 V DC
1 A S 5x20 mm
Wickmann
2 W
–/Yes
3 000 V
1 500 V
TD RD RTS CTS DSR SG
V24/RS-232-C
CONNECTION
MD-45 LV
V24/RS-232-C
CONVERTER
LINE CONNECTION
POWER
R+ R- T+ T-
– +
1 2 3 4 5
6157-2001