Westermo LD-01 AC, Installation Manual, Page: 2 / 8

8 6154-2001
Specifications LD-01
Transmission Asynchronous, full/half duplex or simplex
Interface 1 EIA RS-232-C/V.24 fixed on channel 1,
selectable on channel 2 and 3
Interface 2, (W1) 10 mA balanced current loop fixed on channel 4,
selectable on channel 2 and 3
Connection Channel 1: 9 pin D-sub female
Channel 2: 5 pos screw-terminal
Channel 3, 4: 9 pos screw-terminal
Transmission rate Data rates up to 38.4 Kbit/s
Indicators Power
Channel 1: RD, TD
Channel 2–4: DCD
Isolation Galvanic isolation with opto-coupler (Interface 2)
and transformer (supply)
Interface 1 only isolation against supply
Isolation voltage 1500V
Overvoltage protection Mains: Breakdown voltage 430V at 230V AC
and 230V at 115V AC*
Breakdown voltage transmitter 15V, receiver 5.8V
Surge capacity 0.6 kW during 1 ms
Power supply 115V*/230V AC 48–62Hz +15/–10%
Fuse 100 mA fast 5x20 mm
Power consumption Max 4VA at 115V*/230V AC
Temperature range 5–50°C, ambient temperature
Humidity 0-95% RH, non-condensing
Dimension 55x100x128 mm (WxHxD)
Weight, kg AC 0,5 / DC 0,3
Mounting On DIN-rail 35 mm
* LD-01 115V AC only