Specifications
Brand Name :
Zetron
Model Number :
S231
Certification :
CE, ISO13485, ISO9001
Place of Origin :
China
MOQ :
1
Payment Terms :
D/A, D/P, T/T
Supply Ability :
1000 set/month
Delivery Time :
3-7 days
Packaging Details :
paper carton
Product Name :
Compressed Air Dew Point Transmitter for Ex Applications (-50~+20 °C Td)
Dew point sensor :
Polymer + QCM
Dew Point Range :
-50~+20 °C Td
Temperature Rnage :
-30~+70 °C
Materials :
Aluminum alloy
Classification :
IP67
Measured gases (Medium) :
Air, Argon, O₂, N₂, CO₂
Protocol :
Modbus/RTU
Supply Voltage :
10~30 VDC
Size :
103X82X127mm
Weight :
728 g
Description
S231 Compressed Air Dew Point Transmitter for Ex Applications (-50~+20 °C Td)
OVERVIEW
The SUTO S230 / S231 Heavy-Duty Dew Point Transmitters provide reliable, long-term stable dew point monitoring for compressed air and gases in harsh and hazardous applications. The fast response time ensures safe and reliable indication whenever dew points are out of valid ranges.
FEATURES

· Ex Areas Solution

The optional IECEx approval makes it the perfect tool to be used in explosive environment (Ex area). SUTO’s unique dual sensor technology optimizes sensor sensitivity and accuracy by automatically selecting the ideal sensor type for the situation.

· User-Friendly Output Signals

The S230/S231 come ready to use and simple to install with your choice of 4-20mA or Modbus RTU (RS485) outputs. If required, parameters can be quickly monitored through the SUTO service software. The transmitters can also be connected the SUTO S331 (stationary) or S551 (portable) data logger and the data can be transferred for further analysis.

SUTO S231 Compressed Air Dew Point Transmitter For Ex

APPLICATION SCENES

S231 Dew Point Transmitter comes with a standard range from -50… +50 °C Td, offering a wide range of dew point monitoring applications for compressed air and gases.

  1. Dew point measurement in explosive environments
  2. Outdoor / all-weather flow applications
  3. Explosive environments
SPECIFICATION

MEASUREMENT

Dew Point
Accuracy ± 1 °C Td (0 ... 20 °C Td)
± 2 °C Td (-60 ... 0 °C Td)
± 3 °C (-100 ... -60 °C Td)
Selectable units °C, °F, bar(g), MPa(g), psi(g), % rH,
g/m³, mg/m³, G/m³ atm., mg/m³ atm., ppm(v), g/kg, °C Td atm.
Measuring range (model depending) S230: -100 ... +20 °C Td
S231: -50 ... +20 °C Td
Sensor Polymer + QCM
Response time t90 (@ 4l/min) -20 °C Td -> -60 °C Td = < 240 s
-60 °C Td -> -20 °C Td = < 30 s
Temperature
Accuracy 0.3 °C
Measuring range -30 ... +70 °C
Sensor NTC
Reference conditions
Selectable conditions Pressure Dew Point,
Atmospheric Dew Point

SIGNAL INTERFACE & SUPPLY

Analog output
Signal 4 ... 20 mA (isolated)
Modbus/RTU
Scaling S230: 4 mA = -100 °C Td;
20 mA = +20 °C Td
S231: 4 mA = -50 °C Td;
20 mA = +20 °C Td
Load 250R
Update rate 3 / sec
Fieldbus
Protocol Modbus/RTU
Update rate 1/s
Supply
Voltage supply 15 ... 30 VDC
Current consumption 40 mA @ 24 VDC

GENERAL DATA

Konfiguration
PC Software S4C-DP Application
Material
Process connection Stainless steel 1.4301 (SUS 304)
Housing Aluminium alloy
Sensor Polymer, Ceramic
Miscellaneous
Electrical connection Screw terminals
Protection class IP67
Approvals II 2G Ex db ib IIC T4 Gb
II 2D Ex ib tb IIIC T135°C Db
CE
Process connection G 1/2“ thread (ISO 228/1)
Weight 728 g
Operating conditions
Medium Air, Argon, O₂, N₂, CO₂*
Medium quality ISO 8573-1: 4.6.3 or better
Medium temperature -30 ... +70 °C
Medium humidity ≤ 20 °C Td
Operating pressure (model depending) -0.1 ... 1.6 MPa (S230)
-0.1 ... 35 MPa (S231)
Ambient temperature 0 ... +50 °C
Ambient humidity 0 ... 100 % rH
Storage temperature -20 ... +50 °C
Transport temperature -30 ... +70 ºC
Stated accuracy under following conditions:
Ambient temperature 23 °C ±3 °C
Process temperature 23 °C ±3 °C
Ambient humidity < 95 %, no condensation
Airflow > 2 l/min at sensor tip

SUTO S231 Compressed Air Dew Point Transmitter For Ex

SUTO S231 Compressed Air Dew Point Transmitter For Ex

SUTO S231 Compressed Air Dew Point Transmitter For Ex

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SUTO S231 Compressed Air Dew Point Transmitter For Ex

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Brand Name :
Zetron
Model Number :
S231
Certification :
CE, ISO13485, ISO9001
Place of Origin :
China
MOQ :
1
Payment Terms :
D/A, D/P, T/T
Contact Supplier
SUTO S231 Compressed Air Dew Point Transmitter For Ex
SUTO S231 Compressed Air Dew Point Transmitter For Ex
SUTO S231 Compressed Air Dew Point Transmitter For Ex
SUTO S231 Compressed Air Dew Point Transmitter For Ex

Beijing Zetron Technology Co., Ltd

Verified Supplier
4 Years
beijing, beijing
Since 2001
Business Type :
Distributor/Wholesaler, Agent, Seller
Total Annual :
10000000-15000000
Employee Number :
50~80
Certification Level :
Verified Supplier
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