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Technical Information

Slot Resistance Thermometer in Intermediate-Slider Case NWT-ZS

[1] Measuring resistors Pt100 measuring resistor
Temperature sensor thin film sensor
[2] Rated resistance at 0° 100 Ω
Resistance material platinum (Pt) optionally: nickel (Ni), copper (Cu)
TEL approx.2 mm
Recommended measuring current 0.3mA … 1.0mA
Max. voltage 60V
Sensor insulation epoxy glass laminate and casting compound with additional PTFE insulation on sensor
[3] Tolerance class according to EN 60751
[4] Mode of connection 2- // 3- // 4- conductor connection
*) depending on the cable cross section and width of the component
[5] Dimensions (min.) Th (min.) = 2 mm x W (min.) = 8 mm x L (min.) = 20 mm
[6] Connection line
E1 single litz wires
Sx shrinkable tubing with x single litz wires
FSLx flat band shrinkable tubing with x single litz wires
Insulation PTFE, FEP or fluoride-polymer-insulation
Cross section ≥AWG30
Shield as requested by customer
Cable end bare // tinned // wire end sheathes
[7] Cable length as requested by customer
Color code according to EN 60751 // as requested by customer
[8] Dielectric strength max. 3 kV / AC 50 Hz / 1 min.
[9] Measuring range -40°C ... +180°C
[10]Ex-approval
IECEx Ex eb IIC
Ex ta IIIC
Ex ia IIC Gb
Ex ia IIIC Gb
ATEX II 2G Ex e IIC Gb
II 2D Ex ta IIIC Da
II 2G Ex ia IIC Gb
II 2D Ex ia IIIC Db
TR Ex ia IIC U
Ex e II U
Ex ia IIIC Db U
Ex tb IIIC Db U

Tolerance class

Unit Class AA Class A Class B Class C Class D
[Ω] ±0.04 Ω / 0°C ±0.06 Ω / 0°C ±0.12 Ω / 0°C ±0.30 Ω / 0°C ±0.50 Ω / 0°C
[°C] ±0.10°C / 0°C ±0.15°C / 0°C ±0.30°C / 0°C ±0.80°C / 0°C ±1.30°C / 0°C

Example for order code / Product description

[1] [2] [3] [4] [5] [6] [7] [8] [9] [10]
NWT-ZS 1 Pt100 A 3 2x8x200 E1 2000 2.5 180 Ex e
NWT-ZS 2 Pt100 B 2 3x10x300 S4 5000 2 200

 

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