Wiring Diagrams - Eliwell EM300 Manual

EM300(LX) - 12V & 230V
1 2 3 4 5
Supply
0.5 W max
(12V model)
Supply
1,8 W max
(230V model)
NTC/PTC
TERMINALS
1 - 2 Power supply
• 230Va ±10% 50/60 Hz or
• 12Va/c ±10% 50/60 Hz or
• 12-24Va ±10%, 12-36Vc ±10% SELV (only models
NTC/PTC & Pt100-TC)
NTC/PTC Models
3 - 4 Pb1 probe input
V Models
3 - 4 - 5 Voltage input (3=GND; 4=signal; 5=+12V)*
EWHS 280 2 wires Power Supply from EM300(LX)
3 4 5
blue
EWPA 007/030 2 wires External Power Supply for Transducer
3 4 5
brown
white
6/2006 - GB -
cod. 9IS43049
EM300(LX)

WIRING DIAGRAMS

LX models ONLY
A
3 4 5
3 4 5
V I
- +
V
+12V
3 4
3 4 5
Pt100-TC
Pb1
brown
Transducer
Power Supply
for Transducer
EWHS 310 HUMID. + TEMP.
Power Supply from external Power Supply
EM300(LX) - 12-24Va
Supply
3 W max
1 2
- +
I
+12V
+ -
I Models
3 - 4 - 5 Current input (3=GND; 4=signal; 5=+12V)*
Pt100-TC Models
4 - 5 TcJ-TcK Input
3 - 4 - 5 Pt100 3 wires Input
LX MODELS ONLY
A TTL input for Copy Card and connection to
TelevisSystem
* according to model
* Check probe connection polarity.
EWHS 300/310 3 wires Power Supply from EM300(LX)
Probe
EWPA 007/030 2 wires Power Supply from EM300(LX)
GND IN
3 4 5
GND
GND IN
EWHS 310 HUMID. + TEMP.
3 4 5
Power Supply from EM300(LX)
GND
LX models ONLY
12-36Vc
Pt100-TC 3 4 5
+ -
3 4
NTC/PTC 1 2
Pb1
Supply
3 W max
3 4 5
V+
RH/T
GND (only EWHS310)
3 4 5
brown
white
V+
GND IN V+
3 4 5
T
RH
V+ GND IN V+
3 4 5
GND
V+
T
RH
A
Probe
Transducer
GND
230V
V+
EWHS 310
EWHS 310
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