Specifications; Interfaces; Insulation Between Interfaces - Westermo RS-232 Installationsanleitung

4. Specifications

4.1 Interfaces

Power
Model description
Rated voltage
Operating voltage
Rated currant
Rated frequency
Polarity
Connection
Connector size
Fuse
RS-485/422
Electrical specification
Data rate
Connection
Connector size
Circuit type
RS-232
Electrical specification
Data rate
Connection
Circuit type

4.2 Insulation between interfaces

Power
(MD-45 HV and AC)
to all other
Power
(MD-45 LV)
to all other
RS-232 to RS-485/422
20
MD-45 AC
230 VAC
207–253 VAC
22 mA
48–62 Hz
PE, L and N
3-pos screw block
0.2 – 2.5 mm² (AWG 24-12)
To be externally fused
RS-422/485
1 200 – 115 200 bit/s
5-pos screw block
0.2 – 2.5 mm² (AWG 24-12)
TNV-1
RS-232-C
1 200 – 115 200 bit/s
9-pos D-sub, DCE
SELV
3.0 kV RMS @ 50 Hz and 60 s duration
1.0 kV RMS @ 50 Hz and 60 s duration
1.0 kV RMS @ 50 Hz and 60 s duration
MD-45 LV
12–30 VAC
12–48 VDC
10–45 VAC
9,6–60 VDC
300 mA
48–62 Hz
Independent
2-pos screw block
MD-45 HV
95–240 VAC
110–250 VDC
85.5–264 VAC
88–300 VDC
25 mA @ 240 V,
50 mA @ 95 V
48–62 Hz
PE, L and N
3-pos screw block
6157-2003