315,00 €
In stock (can be backordered)
FLEX UI8 is a DIN-rail-attachable Modbus RTU input module which can be connected to RS-485 bus. It has 8 configurable universal inputs..
Supported signals and sensor types are:
• transmitters 0-10V
• transmitters 0/4-20mA
• digital contact input
• potential free pulse counter
• first supported passive sensors:
– NTC10, NTC1.8, NTC2.2 and NTC20
– Ni 1000
– Pt 1000
User manual
Protection class: IP 20
Operating temperature: 0 ºC…+50 ºC
Storing temperature: -20 ºC…+70 ºC
Power supply
Operating voltage: 24 Vac/Vdc (-10 % … +20 %) , 50/60 Hz
Power required; 2 VA/ 1 W
Data transfer connections: RS-485 bus (A and B) Galvanically isolated, supported protocols, Modbus-RTU
UI 1…8
Universal inputs (can be configured):
Passive sensors Measurement channel accuracy:
– NTC10: +0.2 ºC between -50 ºC…+130 ºC,
– NTC20: +0.1 ºC between -10 ºC…+130 ºC, +0.5 ºC between -50 ºC…-10 ºC
– NTC1.8 and NTC2.2: +0.2 ºC between -50 ºC…+100 ºC, +0.5 ºC between +100 ºC…+130 ºC
– Ni1000LG/DIN: + 0.3 ºC between -50 ºC…+130 ºC
– PT1000: +0,3 ºC between -50 ºC…+130 ºC
Also sensor tolerances and the effect of cables must be considered when calculating total accuracy.
Active sensors: 0…10 V voltage message, meas. accuracy 1 %, Milliampere signal 0/4-20 mA, meas. accuracy 1.5 %
Contact information: Contact voltage 5 Vdc, Contact current 0,5 mA, Contact resistance max. 1,9 kΩ (closed), min. 11 kΩ (open)
Counter input: Minimum pulse length 30 ms
Approvals
EMC-directive: 2014/30/EU
– Interference immunity: EN 61000-6-2
– Interference emissions: EN 61000-6-3
