Max Machinery 294_269 High Resolution, Linearized Frequency Transmitters - Manual (Page 4)

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Transmitter Specifications
Supply Voltage 5-26 Vdc
Supply Current 25-30 mA typical
Output (5.0 Volt Supply) No Load 0.00 / 4.80 Volts
(TTL and CMOS compatible) 2.5K Load to Common 0.00 / 4.60 Volts
2.5K Load to +5 Volts 0.25 / 4.80 Volts
Short Circuit Current (1) 45 mA
Output Impedance 100 Ω
Rise/Fall Time 0.2 μ Sec
Output Update Rate (2) 1 ms
Min/Max Frequency 0-60 kHz
Resolution 1 - 1000 pulses/rev, Single Phase
1 - 500 pulses/rev, Quadrature
Ambient Temperature Range Transmitter (Storage) –40ºC to 85ºC (–40ºF to 185ºF)
Transmitter (Operation) (3) –40ºC to 80ºC (–40ºF to 175ºF)
Maximum Temperature, Process Fluid
(30ºC Ambient, 5V supply) 294/269-x0x-xxx (Standard Model) 90ºC (195°F)
294/269-x1x-xxx (High Temp Model) 160ºC (320°F)
294/269-x2x-xxx (Ultra High Temp Model) 215ºC (420°F)
Anti-dither Range Software selectable from 1 - 100% of 1 revolution.
Default values: 50% Single Phase
2% Quadrature
Signal Filtering Software selectable from 1ms to 250ms time constant
(1) Continuous Short Circuit is not recommended. The output current should not exceed 10 mA
(2) Events are seen as output transitions 1 msec after they occur
(3) Temperature of metered fluid will affect transmitter temperature, see graph
Discontinued