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Onset HOBO Contact Closure Pulse Input Adapter. Available in 1 Meter or 6 Meter Cable Lengths

Contact Closure Pulse Input Adapter

Part Number: S-UCD-M001

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  • Log and Records the Number of Contact Closures per Interval

  • Plug-in Modular Connector

  • 3.6 Volt Maximum Input

  • Weatherproof PVC Housing

  • Compatible with Onset HOBO U30 Data Loggers, HOBO Micro Station and HOBO Energy Logger

Includes (2) Wire Nuts and User Manual

Special order - please allow 3-5 business days for this item to ship.


Pulse Input Adapter Specifications

Maximum Input Frequency 2 Hz (2 Pulses per Second)
Measurement Range 0 to 65,533 Pulses per Logging Interval
Resolution 1 Pulse
Lockout Time 327 ms ± 10%
Input Type
Mechanical Contact Closure (Reed Switch or Tipping Bucket Rain Gauge)
Preferred Switch State Normally Open
Edge Detection Falling Edge, Schmitt Trigger Buffer (Logic Levels: Low ≤; 0.6 Volts, High ≥ 2.7 Volts
Minimum Pulse Width 1 ms
Input/Output Impedance 100 KΩ
Open Circuit Input Voltage 3.3 Volts
Maximum Input Voltage 3.6 Volts
User Connection 24 AWG wires, 2 leads: white(+), black(-)
Operating Temperature Range -40°C to 75°C (-40°F to 167°F)
Cable Length 6.5 Meters (21 feet)
Housing Weatherproof PVC Housing Protects Input Adapter Electronics
Bits per Sample 16
Number of Channels 1
Measurement Averaging Option N/A
Standards Compliance CE
Dimensions 14 cm x 0.95 cm (5.5" x 0.375")
Weight 310 g (11 oz)

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