2-Wire Transmitter

SC37: Signal Converter

- Programmable DC voltage or DC current input

- Isolated input to output

- Compact DIN rail mount enclosure

- High accuracy

- Low cost

- Easy to install
General Features and Benefits: 

Input 10 mVDC to 100 VDC, 100 µADC to 100 mADC

Output 2 Wire 4-20 mA (Loop Power)

Isolated input to output

Warranty: 
5 years
Specifications

Analog Input

Number of channel:

1 Channel

Input type:

Voltage, Current

Input range:

Voltage (10 mVDC to 100 VDC)

Current (100 uADC to 100 mADC)

Input impedance:

Current (Max 20 Ω)

Analog Output

Number of channel:

1 Channel

Output type:

Current (2 Wire)

Output range:

4 to 20 mA

Loop powered:

12 to 35 VDC

Accuracy:

< ± 0.2 % of span

Linearity:

< ± 0.2 % of span

Ambient drift:

< ± 0.02% / °C of span

Output Impedance:

Max. 600 Ω at 24 VDC (50 Ω/V above 12 VDC.)

Current Limitation:

< 26 mA

Isolation voltage:

500 VAC. input/output isolation (1min. test)

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W22 x H80 x D85 mm.

Mounting:

DIN or EN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information: Specify Input range
Example SC37/0-10 mV
Packagelist

Package Checklist

1. SC37

Downloads
Datasheet: 
application/pdf iconSC37 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
6

CT37: Current Transmitter

- Current Input 0 - 1, 0 - 5, 0 - 10 Aac

- Linearised

- Isolated Input to Output

- Compact DIN Rail Mount Enclosure

- High Accuracy

- Low Cost

- Easy to Install
General Features and Benefits: 

Input 0 - 1, 0 - 5, 0 - 10 Aac

Output 2 Wire 4-20 mA (Loop Power)

Isolated Input to Output

Warranty: 
5 years
Specifications

Analog Input

Number of Channel:

1 Channel

Input Type:

Current (AC)

Input Range:

0 to 1, 0 to 5, 0 to 10 Aac (Over-Range 120 % Continuously)

Input Loss:

1 VA Max.

Analog Output

Number of channel:

1 Channel

Output type:

Current (2 Wire)

Output range:

4 to 20 mA

Loop powered:

12 to 35 VDC

Accuracy:

< ± 0.2 % of span

Linearity:

< ± 0.2 % of span

Ambient drift:

< ± 0.02% / °C of span

Output Impedance:

Max. 600 Ω at 24 VDC (50 Ω/V above 12 VDC.)

Current Limitation:

< 26 mA

Isolation voltage:

500 VAC. input/output isolation (1min. test)

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W22 x H80 x D85 mm.

Mounting:

DIN or EN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information:  
Example CT37
Packagelist

Package Checklist

1. CT37

Downloads
Datasheet: 
application/pdf iconCT37 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
5

PT37: Potentiometer Transmitter

- Wide Programmable Input Range

- Isolated Input to Output

- Compact DIN Rail Mount Enclosure

- High Accuracy

- Easy to Install
General Features and Benefits: 

Input Potentionmeter 100 Ω to 50 KΩ

Output 2 Wire 4-20 mA (Loop Power)

Isolated input to output

Warranty: 
5 years
Specifications

Potentiometer Input

Number of channel:

1 Channel

Input type:

Potentiometer

Input range:

100 Ω to 50 kΩ

Analog Output

Number of channel:

1 Channel

Output type:

Current (2 Wire)

Output range:

4 to 20 mA

Loop powered:

12 to 35 VDC

Accuracy:

< 0.2% of Span

Linearity:

< 0.2% of Span

Ambient drift:

< ± 0.02% / °C of span

Output Impedance:

Max. 600 Ω at 24 VDC (50 Ω/V above 12 VDC.)

Current Limitation:

< 26 mA

Isolation voltage:

500 VAC. input/output isolation (1min. test)

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W22 x H80 x D85 mm.

Mounting:

DIN or EN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information:  
Example PT37
Packagelist

Package Checklist

1. PT37

Downloads
Datasheet: 
application/pdf iconPT37 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
4

TT37: Thermocouple Transmitter

- Wide programmable input range

- Linearized

- Available Thermocouple in J,K,L,R,S,T

- Isolated input to output

- Compact DIN rail mount enclosure

- High accuracy

- Low cost

- Easy to install
General Features and Benefits: 

Input Thermocouple J, K, S, R, T

Output 2 Wire 4-20 mA (Loop Power)

Isolated input to output

Warranty: 
5 years
Specifications

Thermocouple Input

Number of Channel:

1 Channel

Input Type:

J, K, L, R, S, T

Input Range:

type J 0 to 600 °C

type K 0 to 1200 °C

type L 0 to 600 °C

type R 0 to 1700 °C

type S 0 to 1700 °C

type T 0 to 400 °C

(Units are rangeable within type of thermocouple supplied but not between different thermocouple types)

Cold junction compensation range:

0 to 50 °C

Burn Out thermocouple:

Upscale drive standard

Analog Output

Number of Channel:

1 Channel

Output Type:

Current (2 Wire)

Output Range:

4 to 20 mA

Loop Powered:

12 to 35 VDC

Linearity:

< ± 0.25% of span (for J, K thermocouples)

< ± 0.5% of span (for other types)

Ambient drift:

< ± 0.02% / °C of span

Output Impedance:

600 Ω @ 24 VDC (50 Ω/V above 12 VDC

Isolation Voltage:

500 VAC input/output isolation (1 min. test)

Maximum Output Current:

< 26 mA

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W22 x H80 x D85 mm.

Mounting:

DIN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information: Specify thermocouple type, temperature range
Example TT37/Type K /0-500 °C
Packagelist

Package Checklist

1. TT37

Downloads
Datasheet: 
application/pdf iconTT37 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
3

RT37: RTD Transmitter

- Wide programmable input range

- Linearized

- Isolated input to output

- Compact DIN rail mount enclosure

- High accuracy

- Low cost

- Easy to install
General Features and Benefits: 

Input RTD PT100

Output 2 Wire 4-20 mA (Loop Power)

Isolated input to output

Warranty: 
5 years
Specifications

RTD Input

Number of Channel:

1 Channel

Input Type:

RTD (PT100) DIN or JIS (3 wire type)

Input Range:

Rangeable zero from (-)100 °C to 100 °C

Rangeable span from 15 °C to 500 °C

Other types of RTD input available. eg. Cu 100, Pt 1000

Input impedance:

Lead wire resistance 10 Ω/wire max.

Analog Output

Number of channel:

1 Channel

Output type:

Current

Output range:

4 to 20mA (2 Wire)

Loop powered:

12 to 35 VDC

Linearity:

< ± 0.2 % of span

Accuracy:

< ± 0.2 % of span

Ambient drift:

< ± 0.02% / °C of span

Output Impedance:

Max. 600 Ω @ 24 VDC (50 Ω/V above 12 VDC)

Current Limitation:

< 26 mA

Isolation voltage:

500 VAC. input/output isolation (1min. test)

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W22 x H80 x D85 mm.

Mounting:

DIN or EN rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information:  
Example RT37
Packagelist

Package Checklist

1. RT37

Downloads
Datasheet: 
application/pdf iconRT37 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
2

SC25: 2-Wire Programmable Transmitter

- Space Saving 12.5 mm. Width

- 1 Input, 2 Output

- Programmable Input

- Isolated Input/Output and Power Supply

- 2-Wire Transmitter Output 4 - 20 mA

- High Accuracy 16 Bits ADC.

- Easy to Install

- Din Rail Mounting
General Features and Benefits: 

Space Saving 12.5 mm. Width

1 Input, 2 Output

Programmable Input

Output 2 Wire 4-20 mA (Loop Power)

Isolated Input/Output and Power Supply

            2-Wire Programmable Transmitter SC25 This device converts Thermocouple, RTD, Ohm, V, mV, and mA signals into a 4 - 20 mA signal (2-wire transmitter), featuring galvanic isolation between the input and output.

Warranty: 
5 years
Specifications

Config Port

Connector:

USB Type Mini-A (Female)

Analog Input

Number of Channel:

1 Channel

ADC Resolution:

16 Bits

Input Type:

Programmable Input

Input Range:

Thermocouple (R, S, K, E, J, T, B)

RTD (Cu10, PT100, PT1000)

Resistance (0 to 600 Ω, 0 to 1.2 KΩ, 0 to 4 KΩ)

Voltage: mVDC (0 to 80, 0 to 150)

Voltage: VDC (0 to 1, 0 to 5, 0 to 10, 0 to 15, 0 to 30)

Current (4 to 20 mA, 0 to 20 mA, 0 to 40mA)

Analog Output

Number of Channel:

2 Channel

Output Type:

Current (2-Wire)

Output Range:

4 To 20 mA

Loop Power:

15 to 35 VDC

Output Load Resistance:

Rload = (Vsupply - 15)/0.02

Isolation Voltage:

500 VAC, Between Input Output and Power Supply

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W12.5 X H100 X D113 mm.

Mounting:

DIN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information:   
Example SC25
Packagelist

Package Checklist

1. SC25

2. Cable Config

Downloads
Datasheet: 
application/pdf iconSC25 Specification.pdf
Manual: 
application/pdf iconSC25 Utility Manual V1.1.0.pdf
Driver: 
Cable Driver
Software: 
SC2x Utility Setup V1.0.1
Group Order
2 Wire Transmitter: 
0.3

SC24: 2-Wire Programmable Transmitter

- 2 Input, 2 Output

- Programmable Input

- Isolated Input/Output and Power Supply

- 2-Wire Transmitter Output 4 - 20 mA

- High Accuracy 16 Bits ADC.

- Space Saving

- Easy to Install

- Din Rail Mounting
General Features and Benefits: 

2 Input, 2 Output

Programmable Input

Output 2 Wire 4-20 mA (Loop Power)

Isolated Input/Output and Power Supply

            2-Wire Programmable Transmitter SC24 This device converts Thermocouple, RTD, Ohm, V, mV, and mA signals into a 4 - 20 mA signal (2-Wire transmitter), featuring galvanic isolation between the input and output.

Warranty: 
5 years
Specifications

Config Port

Connector:

USB Type Mini-A (Female)

Analog Input

Number of Channel:

2 Channels

ADC Resolution:

16 Bits

Input Type:

Programmable Input

Input Range:

Thermocouple: R, S, K, E, J, T, B

RTD: Cu10, PT100, PT1000

Resistance: 0 to 600 Ω, 0 to 1.2 KΩ, 0 to 4 KΩ

Voltage (mVDC): 0 to 80, 0 to 150

Voltage (VDC): 0 to 1, 0 to 5, 0 to 10, 0 to 15, 0 to 30

Current (mA): 4 to 20, 0 to 20, 0 to 40

Analog Output

Number of Channel:

2 Channel

Output Type:

Current (2-Wire)

Output Range:

4 To 20 mA

Loop Power:

15 to 35 VDC

Output Load Resistance:

Rload = (Vsupply - 15)/0.02

Isolation Voltage:

500 VAC, Between Input Output and Power Supply

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W20 X H100 X D118 mm.

Mounting:

DIN Rail

Warranty

Warranty Period:

5 year
Ordering
Ordering Information:   
Example SC24
Packagelist

Package Checklist

1. SC24

2. Cable Config

Downloads
Datasheet: 
application/pdf iconSC24 Specification ENG.pdf
Manual: 
application/pdf iconSC24 Utility Manual V1.0.1.pdf
Driver: 
Cable Driver
Software: 
SC2x Utility Setup V1.0.1
Group Order
2 Wire Transmitter: 
0.2

HR370: Humidity Transmitter

- Precision Relative Humidity ± 3 % RH

- Humidity Range 0 - 100 % RH

- Output 2 Wire 4 - 20 mA (Loop Powered)
General Features and Benefits: 

Precision Relative Humidity ± 3 % RH

Humidity Range 0 - 100 % RH

Output 2 Wire 4 - 20 mA (Loop Powered)

            The Humidity Transmitter HR370 fit the requirement of accurate monitor the humidity in ambient air. The transmitter continuously measures the ambient humidity and provides an accurate, linear 4 - 20 mA output signal.

monitor or record data the humidity.
Warranty: 
1 year
Specifications

Input

Number of Channel:

1 Channel

Input Type:

Humidity

Input Range:

Input Range: 0 to 100 % RH

Working Range: 5 to 95 % RH

Response Time: 1 sec.

Precision Relative: ± 3 % RH (Max.), 0 - 80 % RH

Analog Output

Number of Channel:

1 Channel

Output Type:

Current (2-Wire)

Output Range:

4 to 20 mA

Loop Powered:

15 to 35 VDC

Output Load Resistance:

Rload (Max.) = (Vsupply - 15)/0.02

Isolation Voltage:

500 Vrms, Between Output

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W65 x H140 x D55 mm.

Protection:

IP67

Warranty

Warranty Period:

1 Year
Ordering
Ordering Information:  
Example HR370
Packagelist

Package Checklist

1. HR370

Downloads
Datasheet: 
application/pdf iconHR370 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
1.1

DT21: Pressure Transmitter

- Piezoresistive silicon chip employed Resolution

- Perfect long term stability

- MEMS technology
General Features and Benefits: 

Piezoresistive silicon chip employed Resolution

Perfect long term stability

MEMS technology

CE certificate

            DT21 industrial pressure transmitter is a standard and most popular transmitter applied in air and liquid pressure measuring. A high sensitivity silicon pressure chip is employed in the sensor. The most important specification for industry application is long term stability. The DT21 pressure transmitter is designed for industry application with perfect long term stability.

Control Water Pressure.

Measure Gas Pressure, Air Tank etc.

Wiring to various Wisco indicator models.

In mm

Specifications

Pressure Input

Pressure range:

0-10 Bar

Overpressure:

200% of Full Scale

Analog Output

Output type:

Current (2 Wire, Loop Power)

Output range:

4 to 20 mA

Power Supply:

12 to 24 VDC

Accuracy:

± 0.5 % F.S. (Typical)

Output Impedance:

Max. 500 Ω at 24 VDC (50 Ω/V above 12 VDC)

Environmental Limits

Operating Temperature:

(-)20 to 125 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

(-)40 to 125 °C

Physical Characteristics

Protection:

IP65

Pressure Connector:

G ½ Male

Housing Material:

Stainless Steel 304 (SS316 For Sensor Inside)

Long-Term Stability:

≤ 0.2% F.S. / Year

Weight:

180g (Approx)

Warranty

Warranty Period:

1 Year
Ordering
Ordering Information: Specify Pressure Rang
Example DT21/0-10 Bar
Packagelist

Package Checklist

1. DT21

Downloads
Datasheet: 
application/pdf iconDT21 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
8.1

DT20: Differential Pressure Transmitter

- Low Pressure Resolution

- HVAC Monitoring

- Dust Filter Monitoring

- Leak Detection

- Suitable for Air and Water
General Features and Benefits: 

Input Pressure 5 inch W.G. to 1 Bar

Output 2 Wire 4-20 mA (Loop Powered)

Suitable for Air and Water

            Differential Pressure Transmitter DT20 enables precise measurement and control of differential pressure for filter monitoring, clean room pressurization monitoring, air velocity pressure measurement, airflow control, fan tracking, and VAV control. The sensor is a solid state device and hence offers reliability and long life. The sensor is designed for use with non-corrosive, non-ionic working fluids such as air, dry gases and the like.

Warranty: 
1 year
Specifications

Pressure Input

Number of channel:

1 Channel

Input type:

Differential Pressure

Input range:

0 to 10 " WG

0 to 5 " WG

0 to 1 " WG

Analog Output

Number of channel:

1 Channel

Output type:

Current (2 Wire)

Output range:

4 to 20 mA

Linearity:

± 0.5% of Span

Loop powered:

12 to 35 VDC

Output Impedance:

Max. 600 Ω at 24 VDC (50 Ω/V above 12 VDC.)

Environmental Limits

Operating Temperature:

0 to 55 °C

Operating Humidity:

5 to 95 %RH

Storage Temperature:

0 to 70 °C

Physical Characteristics

Dimension:

W95 x H100 x D55 mm.

Warranty

Warranty Period:

1 year
Ordering
Ordering Information:  
Example DT20
Packagelist

Package Checklist

1. DT20

Downloads
Datasheet: 
application/pdf iconDT20 Specification ENG.pdf
Group Order
2 Wire Transmitter: 
8
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