Technical Data
4.23 Temperature Detection via RTD Boxes
SIPROTEC, 7SJ62/64, Manual
C53000-G1140-C207-2, Release date 01.2008
526
4.23
Temperature Detection via RTD Boxes
Temperature Detectors
Operational Measured Values
Thresholds for Indications
Connectable RTD-boxes
1 or 2
Number of temperature detectors per RTD-box
Max. 6
Measuring method
Pt 100
Ω
or Ni 100
Ω
or Ni 120
Ω
selectable 2 or 3 phase connection
Mounting identification
„Oil“ or „Ambient“ or „Stator“ or „Bearing“ or „Other“
Number of measuring points
Maximal of 12 temperature measuring points
Temperature Unit
°C or °F, adjustable
Measuring Range
– for Pt 100
– for Ni 100
– for Ni 120
–199 °C to 800 °C (–326 °F to 1472 °F)
–54 °C to 278 °C (–65 °F to 532 °F)
–52 °C to 263 °C (–62 °F to 505 °F)
Resolution
1 °C or 1 °F
Tolerance
±
0.5 % of measured value
±
1 digit
for each measuring point
Stage 1
–50 °C to 250 °C
–58 °F bis 482 °F
or
∞
(no message)
(increment 1 °C)
(increment 1 °F)
Stage 2
–50 °C to 250 °C
–58 °F bis 482 °F
or
∞
(no message)
(increment 1 °C)
(increment 1 °F)
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