Waterlog SDI-12 Shaft Encoder
The WaterLOG® shaft encoder is a SDI-12 encoder that measures water level by monitoring the position of a float and pulley. The encoder is easy to operate and will work with any SDI-12 data recorder.
H-3300 Series Shaft Encoder Features
# Battery powered operation with minimal current drain
# Built in LCD Display with "Push to Read" Button
# Low system cost
# 200 counts per revolution for the SDI-12 output
# Precision dual bearing design with special low temperature lubricant
# Threaded shaft compatible with older mechanical shaft encoders
# Sealed enclosure protects from moisture and dirt
SPECIFICATIONS:
Input: Shaft Position
Outputs: SDI-12 & 2-Wire Quadrature
Display: 4 ½ in. Digit x .4 in. characters with "LO-BAT" Indicator
Resolution (SDI): 200 counts/rev
Resolution (Quadrature): 100 counts/rev
Max Shaft Rotation: 15 rev/sec
Offset Adjust: SDI-12 or Screwdriver
Quadrature Output
Type: Open Drain (Optional factory installed pull up resistor to 5.0 V)
Transient Protection: 5.0V Transguard
SDI-12 Output
Baud Rate: 1200
Protocol: SDI-12, 7-bit even parity, 1 stop bit
Output Voltage Levels:
Minimum high level: 3.5 volts
Maximum low level: 0.8 volts
Maximum cable length: 250 ft.
Power Requirements
Voltage Input: 9.6 to 16.0 Volts DC
Current: Less than 2.0mA 800µA typical
Environmental
Operating Temperature: -40 degC to 60 degC
Storage Temperature: -50 degC to 70 degC
Humidity: 0 to 100%
Ordering Informationm:
H-3311 - Shaft Encoder with Display
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