Technical data
KL3222, KS3222
Number of inputs
2
Power supply
via the K-bus
Technology
4-wire
Sensor types
Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000 resistance measurement (e.g. potentiometer, 10 ?…1.2/5 k?), KTY
Connection method
4-wire
Measuring range
-200…+850 °C (Pt sensors); -60…+250 °C (Ni sensors); -200…+320 °C (high-precision)
Conversion time
typ. 50 ms
Measuring current
typ. 0.5 mA
Resolution
0.01 °C per digit
Measuring error
0.1 °C at 40 °C ambient temperature, 4-wire connection, Pt100 sensors and 50 Hz filter
Electrical isolation
500 V (K-bus/signal voltage)
Current consumption power contacts
–
Current consumption K-bus
typ. 60 mA
Bit width in the process image
input: 2 x 16 bit data (2 x 8 bit control/status optional)
Configuration
no address setting, configuration via Bus Coupler or controller
Special features
open-circuit recognition, high-precision
Weight
approx. 70 g
Operating/storage temperature
0…+55 °C/-25…+85 °C
Relative humidity
95 %, no condensation
Vibration/shock resistance
conforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emission
conforms to EN 61000-6-2/EN 61000-6-4
Protect. class/installation pos.
IP 20/variable
Pluggable wiring
for all KSxxxx Bus Terminals
Approvals/markings
CE, UL, ATEX
Ex marking
II 3 G Ex nA IIC T4 Gc
