Interface 40C to Logic Level, Speed Amp #892E

Convert the 40C Anemometer from AC sine wave to square wave.

  INTERFACE 40C TO LOGIC LEVEL, SPEED AMP #892E (#1786) INTERFACE 40C TO LOGIC LEVEL, SPEED AMP #892E (#2041)
Description
Sensor type
  • anemometer interface, signal amplifier
  • converts the low level AC sine-wave signal from the sensor to a high level square wave signal at the same frequency.
  • anemometer interface, signal amplifier
  • converts the low level AC sine-wave signal from the sensor to a high level square wave signal at the same frequency.
Applications
  • wind turbine control
  • process control
  • environmental monitoring
  • meteorological studies
  • wind turbine control
  • process control
  • environmental monitoring
  • meteorological studies
Sensor compatibility
  • NRG #40 Anemometer
  • IceFree Heated Anemometer
  • NRG #40 Anemometer
  • IceFree Heated Anemometer
Input signal
Signal type (sensor output) low level AC sine wave low level AC sine wave
Signal range (sensor output) 0 Hz to 200 Hz 0 Hz to 200 Hz
Output signal
Signal type
  • high level square wave
  • push-pull (no external pull up resistor required)
  • TTL / CMOS compatible (depending on supply voltage)
  • high level square wave
  • push-pull (no external pull up resistor required)
  • TTL / CMOS compatible (depending on supply voltage)
Transfer function output signal follows input frequency output signal follows input frequency
Recommended load resistance 1 kΩ minimum (5 mA load current maximum) 1 kΩ minimum (5 mA load current maximum)
Output signal range equal to supply voltage equal to supply voltage
Response characteristics
Threshold 80 mV peak-to-peak minimum input signal 80 mV peak-to-peak minimum input signal
Power requirements
Supply voltage
  • 3 V DC to 15 V DC
  • Internal power storage capacitor gives approx. 13 seconds run time with power off, when operating from a 5 V pulsed supply and with no load on the output
  • 3 V DC to 15 V DC
  • Internal power storage capacitor gives approx. 13 seconds run time with power off, when operating from a 5 V pulsed supply and with no load on the output
Supply current 15 µA 15 µA
Installation
Mounting mating socket mounts to 35mm (type O) DIN rail or with screws to any flat surface mating socket mounts to 35mm (type O) DIN rail or with screws to any flat surface
Tools required #1 Phillips (+) or flat blade (-) screwdriver for terminals #1 Phillips (+) or flat blade (-) screwdriver for terminals
Accessories NRG #40 Maximum Anemometer, Item No. 1899 NRG #40 Maximum Anemometer, Item No. 1899
Wiring
  • Pin 1 - anemometer input
  • Pin 2 - anemometer input (supply common)
  • Pin 3 - +5 VDC power @ approx. 15 uA input
  • Pin 4 - supply common
  • Pin 5 - output common (supply common)
  • Pin 7 - frequency output signal (TTL/CMOS compatible)
  • Pin 1 - anemometer input
  • Pin 2 - anemometer input (supply common)
  • Pin 3 - +5 VDC power @ approx. 15 uA input
  • Pin 4 - supply common
  • Pin 5 - output common (supply common)
  • Pin 7 - frequency output signal (TTL/CMOS compatible)
Environmental
Operating temperature range -40 °C to 70 °C (-40 °F to 150 °F) -40 °C to 70 °C (-40 °F to 150 °F)
Operating humidity range 0 % to 95 % RH (non condensing) 0 % to 95 % RH (non condensing)
Physical
Connections octal plug, mating socket with screw terminals included octal plug, mating socket with screw terminals included
Weight 75 g (0.17 pound) 75 g (0.17 pound)
Dimensions
  • module: 50 mm x 50 mm x 69 mm (1.4 inches x 1.4 inches x 2.7 inches), including plug
  • in socket: 41 mm x 56 mm x 77 mm (1.6 inches x 2.2 inches x 3.0 inches)
  • module: 50 mm x 50 mm x 69 mm (1.4 inches x 1.4 inches x 2.7 inches), including plug
  • in socket: 41 mm x 56 mm x 77 mm (1.6 inches x 2.2 inches x 3.0 inches)
Materials
Enclosure plastic housing with octal plug base plastic housing with octal plug base
Terminals octal plug, mating socket with screw terminals included octal plug, mating socket with screw terminals included
Shipping
Shipping weight 0.26 0.26
Shipping volume 0.022 0.022

NRG Systems • 110 Riggs Road • Hinesburg, Vermont 05461 • +1 802-482-2255 • info@nrgsystems.com