Siemens SIPROTEC 7SJ61 - Temperature Detection Via RTD Boxes

Technical Data
4.18 Temperature Detection via RTD Boxes
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
355
4.18 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 to 482°F
or ∞ (no message)
(increment 1 °C)
(increment 1 °F)
Stage 2 –50 °C to 250 °C
–58°F to 482°F
or ∞ (no message)
(increment 1 °C)
(increment 1 °F)