User Manual
11-9
Physical sensors
with KNX connection
Temperature, humidity
Siemens Switzerland Ltd
Building Technologies Division
2019www.siemens.com/gamma
11
Stock No. Product No. DT
5WG1258-1AB02 N 258/02 A
N 258/02Temperature sensor 4 x Pt1000
• For four Pt1000 sensors
• For the measurement and transmission of 4 temperatures in the range -40...+150 °C
• For connection of four Pt1000 temperature sensors2), each via a 2-wire cable up to 50 m in length
• Congurable smoothing of a measured value through mean value generation
• Monitoring of a lower and upper limit value for each measured value, with congurable hysteresis for
limit value signals
• Electronics powered via an integrated power supply unit for 230 V AC
• Green LED for displaying ready-to-run status
• Integrated bus coupling units
• Bus connection via bus terminal or contact system to data rail
• Modular installation devices for mounting on TH35 EN 60715 mounting rail
The accompanying physical sensors must be ordered separately. See chapter Physical sensors - sensors
without KNX connection.
Dimension width (1 MW = 18 mm) 4 MW
Accessories for N 258/02
Stock No. Product No. DT
BPZ:QAA2012 QAA2012 A
Variants QAA..N = no logo
QAA2012Room temperature sensor Pt1000
• Passive sensors for acquiring the temperature in rooms.
Data sheet N1745
Sensing element, temperature Pt1000
Time constant 7 min
Measurement accuracy At 0...50 °C: ±0.6 K
Data sheet N1745
Stock No. Product No. DT
BPZ:QAP2012.150 QAP2012.150 A
QAP2012.150Cable temperature sensor silicone 1.5 m, Pt1000
Data sheet N1831
Cable length 1.5 m
Sensing element, temperature Pt1000
Connection cable Silicone
Measurement accuracy At -30...130 °C: ±0.95 K
Measuring range, temperature -30...130 °C
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