EN
15WIKA operating instructions, models TRxx and TCxx
14150915.08 04/2024 EN/DE/FR/ES
■
Repeated opening/closing is possible; however only if necessary, as it might have a
detrimental effect on the ingress protection
■
For cable with a pronounced cold-flow behaviour the gland must be fully tightened.
5.3 Electrical connection
WARNING!
Danger of short-circuit
Damage to cables, wires and connection points can lead to malfunction
of the instrument.
▶
Avoid damaging the cables and wires. Fine-stranded leads with bare
ends must be finished with end splices.
5.3.1 Resistance thermometers
Standard terminal block (colour code in accordance with IEC/EN 60751)
Assignment and colour coding for Pt1000 as for Pt100
Pt1000 only available as single elements
3160629.06
red
1 x Pt100, 2-wire 1 x Pt100, 3-wire 1 x Pt100, 4-wire
white
white
red
red
red
redwhite
white
white
white
white
white
red
red
red
red
red
2 x Pt100, 2-wire 2 x Pt100, 3-wire 2 x Pt100, 4-wire
red
white
white
red
red
white
black
yellow
yellow
yellow
black
black
white
white
red
red
red
red
black
black
black
black
yellow
yellow
yellow
red
white
black
yellow
white
5. Commissioning and operation
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