Westermo LD-01 User Manual
Linjedelare
Line Split Unit
Leitungsteiler
INSTALLATIONSANVISNING
INSTALLATION MANUAL
INSTALLATIONS ANLEITUNG
6154-2001
www.westermo.se
LD-01 AC
LD-01 DC
©
Westermo Teleindustri AB • 1999 • REV. A
Galvanic
Isolation
Transient
Protection
Balanced
TransmissionCEApproved
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
96154-2001
WARNING!
DO NOT OPEN CONNECTED UNIT
Switch settings
The LD-01 can through different switch settings be adapted to a variety of running
conditions. To set the switches, open the lid on the top of the plastic case.
V or Y function
Factory settings
Y
S1
ON
1234
V
S1
ON
1234
RS-232-C/V.24 or W1, Channel 2
RS-232-C/V.24
S1
ON
1234
J1
W1
J1
RS-232-C/V.24 or W1, Channel 3
S1:3 and 4 not used
See functional description
3
2
1
3
2
1
3
2
1
RS-232-C/V.24
J2
W1
J2
3
2
1
J1
3
2
1
J2
3
2
1
123456789
J1 J2
S1:1-4
1 2 3 1 2 3
987654321
R+ R- T+ T- T+ T- R+ R-
CHANNEL 3 CHANNEL 4
V24/RS-232-C
CONNECTION
LD-01 DC
DCD 2
DCD 3
DCD 4
CHANNEL 2
R+ R- T+ T-
12345
PWR
TD
RD
CHANNEL 1
POWER
12-36V
DC
+
-
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