EN
14222243.02 08/2022 EN/DE
24
WIKA operating instructions model TR57-M
Thermometer with direct sensor output with Pt100
Measurement accuracy of the
overall instrument
2.5 % of full scale
2)
Measurement accuracy of the
overall instrument with thermal
compound
1.0 % of full scale
2)
Response time
Approx. t
90
= 10 s
2)
Electrical connection
Circular connector M12 x 1 (4-pin)
2) Measuring results are dependent upon the individual mounting situation.
For detailed specifications for Pt sensors, see Technical information IN 00.17 at
www.wika.com.
Ambient conditions
Ambient/storage temperature
range
Without transmitter
-20 ... +85 °C [-4 ... +185 °F]
With transmitter
-20 ... +60 °C [-4 ... +140 °F]
Maximum permissible humidity
per IEC 60068-2-30 var. 2
70 % r. h.
3)
Ingress protection
IP67 per IEC/EN 60529
3)
Only with M12 circular connector fitted or during storage with M12 protective cap fitted.
For detailed specifications for Pt sensors, see Technical information IN 00.17 at
www.wika.com.
Readings in % refer to the measuring span
Measuring insert
Spring
Stainless steel 1.4310
Probe insert
PEEK
Sensor tip
935 silver
Circular connector M12
PA / gold-plated contacts
Weight
20 g
9. Specifications