S-230 / S-231

Ex Dew Point Transmitter

FEATURES

  • Ex Dew point sensor for compressed air and other gases
  • With optional IECEx approval (Ex area)
  • Dual sensor technology for high accuracy of 2°C Td over thewhole range from –100 … +20°C Td
  • For low dew point applications down to -100 °C Td
  • IP65 casing provides robust protection in rough industrial environment
  • Fast response time ensures safe and reliable indication whenever dew points are out of valid ranges
  • Two outputs available: 4 … 20 mA, RS-485 (Modbus/RTU)
  • High accuracy over the whole range
  • G1/2” Process connectio

 

PRODUCT DESCRIPTION

BENEFITS
  • Dew point sensor with optional ATEX, IECEx approval
  • Dual sensor technology for high accuracy of 2 °C Td over the whole range from –100 ... +20 °C Td
  • Two outputs available: 4 ... 20 mA, RS-485 (Modbus/RTU).
  • IP65 casing provides robust protection in rough industrial environment
  • G1/2” Process connection
DIMENSIONS

TECHNICAL DATA
Measurement range
(model depending)
Dew point
Temperature
-100 ... +20 °C Td (S230)
-50 ... +20 °C Td (S231)
-30 ... +70 °C
Dew point sensor QCM & Polymer
Temperature sensor NTC
Pressure sensor N/A
Accuracy Dew point
Temperature
±2 °C Td
0.3 °C
Operating Pressure
(model depending)
-0.1 ... 1.6 MPa (S230)
-0.1 ... 35 MPa (S231)
Operating Temperature
(Medium)
0 ... +50 °C
Measured gases
(Medium)
Non-corrosive gases
Response Time t90
(@ 4 l/min)
-20 °C Td -> -60 °C Td = < 240 sec
-60 °C Td -> -20 °C Td = < 30 sec
Ambient Temperature 0 ... +50 °C
Ambient Humidity 0 ... 100% rH
Supply Voltage 12 ... 30 VDC
Current consumption 40 mA @ 24 VDC
Output signals 4 ... 20 mA (isolated)
Modbus/RTU
Electrical connection Screw terminals
Process connection G 1/2“ thread (ISO 228/1)
Stainless steal 1.4301 (SUS 304)
Casing material Aluminum alloy
Classification IP67
EMC IEC 61326-1
Approval Ex db[ib] IIC T4 Gb
Sensor protection Sinter filter
Transport Temperature -30 ... +70 °C
Storage Temperature -20 ... +50 °C
Weight 728 g

 

ORDERING

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