Electrical connections 11, 1 connecting diagram 11, 2 terminal connections 11 – West Control Solutions TB 45 Temperature Limiter User Manual
Page 11: Inp1 11, Connecting diagram 11, Terminal connections 11 - 12, Electrical connections 4.1, Connecting diagram, Terminal connections, 4 electrical connections
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4
Electrical connections
4.1
Connecting diagram
4.2
Terminal connections
a
Faulty connection can lead to the destruction of the instrument.
1 Connecting the supply voltage
Dependent on order
w
90 … 250 V AC
terminals: 15,16
w
24 V AC / DC
terminals: 15,16
For further information, see section 12 "Technical data"
g
Instruments with optional system interface:
Energization is via the bus connector of field bus coupler or power supply module. Terminals 15, 16 must
not be used.
2 Connecting input INP1
Input for the measurement value
a
resistance thermometer (Pt100/ Pt1000/ KTY/ ...), 3-wire connection
terminals: 1, 2, 3
c
potentiometer
terminals: 1, 2, 3
d
current (0/4...20mA)
terminals: 2, 3
e
voltage (-2,5...115/-25...1150/-25...90/ -500...500mV)
terminals: 1, 2
f
voltage (0/2...10V/ -5...5V))
terminals: 2, 4
g
thermocouple (standard connection; temperature monitor, limit signaller)
terminals: 1, 2
thermocouple (double thermocouple, temperature limiter)
terminals: 1, 2, 3
Electrical connections
TB 45
Connecting diagram
11
Data A
Data A
Data B
Data B
V
14
13
12
16
15
11
mV
17 18
INP1
OUT3
PWR
L
N
LC
OUT2
~90-250V
~24V
di1
8
7
6
3
2
1
5
3
4
RGND
RGND
RS 485
1
2
a
3
4
5
6
c
d
e
f
g
a
b
Logic
V
h
i
j
k
11 12 13 14
11 12 13 14
15 16 17 18
15 16 17 18
1 2 3 4
1 2 3 4
top
16
15
17 18
System