Watanabe WSPF Series Plug-in Compact Signal Converters Watanabe WSPF Series Plug-in Compact Signal Converters

Signal Converters WSPF Series

Watanabe Plug-in Compact Signal Converter

he most compact type of plug-in signal converter in Watanabe Electric Industry’s signal converter line.We offer a low-cost, compact type with a socket to easily plug and unplug from the main unit for simpler maintenance.

The product line also includes isolators, distributors (current loop supply), thermocouple converters, RTD converters, and potentiometer converters.


■ IsolatorsCE

 IsolatorIsolator2-output isolator
Model WSPF-IS WSPF-DS WSPF-DSW
Reference accuracy ±0.1% fs (23°C)
Response time Approx. 25 ms (0 to 90%)
Isolation Mutually isolated between the input, output, and power supply terminals
Power supply voltage AC 100 to 240 V ± 10%, DC 24 V ± 10%, DC 10.8 to 30 V, DC 110 V ± 10%
Insulation resistance 100 MΩ or higher (DC 500 V) (mutually isolated between the input, output, and power supply terminals)
Withstand voltage AC 3000 V for 1 minute (between the power and input/output terminals), AC 2000 V for 1 minute (between the input and output terminals)
Recommended temperature and humidity range - 5°C to + 55°C, 90% RH or less (no moisture condensation)
Dimensions (mm) 84 (H) × 23 (W) × 106.5 (D) 84 (H) × 29.5 (W) × 106.5 (D)
  PDF PDF PDF
 High-speed isolator 2-output high-speed isolator
Model WSPF-DE WSPF-DEW
Reference accuracy ±0.1% fs (23°C)
Response time Approx. 120 µs (0 to 90%)
Isolation Mutually isolated between the input, output, and power supply terminals
Power supply voltage AC 100 to 240 V ± 10%, DC 24 V ± 10%, DC 10.8 to 30 V, DC 110 V ± 10%
Insulation resistance 100 MΩ or higher (DC 500 V) (mutually isolated between the input, output, and power supply terminals)
Withstand voltage AC 3000 V for 1 minute (between the power and input/output terminals), AC 2000 V for 1 minute (between the input and output terminals)
Recommended temperature and humidity range - 5°C to + 55°C, 90% RH or less (no moisture condensation)
Dimensions (mm) 84 (H) × 23 (W) × 106.5 (D) 84 (H) × 29.5 (W) × 106.5 (D)
  PDF PDF

■ Distributor (Current Loop Supply)

 Insulation distributor2-output insulation distributor
Model WSPF-DBZ WSPF-DBZW
Input signal DC 4 to 20 mA (transmitter signal)
Reference accuracy ± 0.1% fs (23°C)
Response time Approx. 25 ms (0 to 90%)
Power supply for transmitter DC 24 V ± 1 V, up to approx. 25 mA
DC30V ±1V,up to approx.25mA (only 1output type)
  PDF PDF

■ Thermocouple Converter

 Thermocouple converter2-output thermocouple converter
Model WSPF-THS WSPF-THW
Input signal JIS compliant thermocouple
Reference accuracy ±0.2% fs(23℃)
Response time Approx. 25 ms (0 to 90%)
Cold junction compensation accuracy ± 0.5°C or less (± 1°C or less for R and WR thermocouples)
Burnout Upscale burnout
  PDF PDF

■ RTD converters

 RTD converter2-output RTD converter
Model WSPF-RTS WSPF-RTW
Input signal Pt 100 Ω, 3-wire (span 50°C or higher)
JPt 100 Ω, 3-wire (span 50°C or higher)
Nickel 508.4 Ω at 0°C, 3-wire
Reference accuracy ±0.1% fs(23℃)
Response time Approx. 25 ms (0 to 90%)
Burnout Upscale burnout
  PDF PDF

■ Potentiometer Converters

 Potentiometer converter2-output potentiometer converter
Model WSPF-MS WSPF-MSW
Input signal 3-wire potentiometer
Reference accuracy ± 0.1% fs (23°C)
Response time Approx. 25 ms (0 to 90%)
Burnout Upscale burnout
  PDF PDF


Specific References

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