1504,00 € VAT 0%
In stock (can be backordered)
Ouman S203 is a wall-mounted heating regulator. Its versatility, intelligence and openness make it an ideal heating regulator for all water circulation heating systems. Ouman S203 is really easy to use – informative display panel and GSM Control – feature enable reliable use anytime, anywhere! Ouman S203 can be connected to Ounet-service making the use of the regulator over the internet easy and informative.
Ouman S203 represents a new advanced regulation technology. It has numerous features that improve the regulation and save energy. It also contains many useful automatic functions valued by automation professionals.
Types of heating systems:
– Radiator heating
– Floor heating
– Air conditioning preregulation
– Hot water regulation
Types of heating production:
– District heating exchangers
– Boiler plants
– Accumulators
– District heating substations
– Ground heating systems
Dimensions: width 230 mm, height 160 mm, depth 60 mm
Weight: 1.3 kg
Protection class: IP 41
Operating temperature: 0 ºC…+50 ºC
Storing temperature: -20 ºC…+70 ºC
Power supply: L (91), N (92)
– Operating voltage 230 Vac / 200 mA
– The internal 24 V power source, total load capacity of max. 1 A/23 VA
– Front fuse max 10A
Measurements inputs:
– Sensor measurements (11-26) Measurement channel accuracy:
– NTC10-element: ±0,1 ºC between -50 ºC…+100 ºC, ±0,25 ºC between +100 ºC…+130 ºC. Also sensor tolerances and the effect of cables must be considered when calculating total accuracy.
– Milliampere signal (inputs 22-24) 0 – 20 mA current message, meas. accuracy 0.1 mA
– Voltage measurement (inputs 14,17, 22-24) 0-10 V voltage message, meas. accuracy 50 mV
– Digital inputs ( 20-28) Contact voltage 15 Vdc (inputs 27 and 28), contact voltage 5 Vdc (inputs 25 and 26). Switching current 1.5 mA (inputs 27 ja 28), switching current 0,5 mA (inputs 25 and 26). Transfer resistance max. 500 Ω (closed), min. 11 k Ω (open).
Counter inputs(27-28): Minimum pulse length 30 ms.
Analog outputs:
(53,54,64,66,68,70) Output voltage range 0…10 V
Output current max. 10 mA / output
15 VDC voltage output (1): 15 VDC output maximum load 100 mA
24 VAC voltage outputs (51,52): Output current max 1 A /output
Without external transformer outputs total load capacity of max. 23 VA continuously
Triac outputs (55-60): 24 Vac. Triac-outputs as a pairs (55, 56), (57, 58) and (59, 60). Each pairs total current max. 1A. Without external transformer the total continuous load capacity
of triac-outputs and 24 VAC outputs is 23 VA
Data transfer connections:
– RS-485 bus (3 and 6), (A and B) Galvanically isolated, supported protocols Modbus-RTU
Options:
– OULINK OULINK provides Modbus TCP / IP interface for S203 device.
– GSMMOD5 By connecting the GSM modem to the S203 , you can communicate with the text messages to device and receive alarms to GSM phone.
APPROVALS
– EMC-directive 2014/30/EU, 93/68/EEC
– Interference tolerance EN 61000-6-1
– Interference emissions EN 61000-6-3
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