Compare 0-50KHz frequency or 0-65535 pulse input signals against user-defined hi/lo setpoint alarm limits for failsafe relay trip activation.
Showing all 2 results
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841T: DC Frequency/Pulse Input Intelligent Transmitter
- 0 to 50KHz, 0 to 65535 pulses input
- 0 to 20mA DC, 0 to 10V DC output
- Mechanical alarm relay (25V @ 5A)
- 10-36V DC power
- Software configured; pulse counter; signal averaging; optional limit alarm functions
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942MB: Frequency/Pulse Counter Modbus-RTU Input Modules with Periodic or Pulse Waveform Input
- 2 input channels, 0 to 50KHz in 3 selectable ranges: Amplitudes up to 140V AC peak, Amplitudes up to 200V peak, Pulse counter range of 0 to 65535
- Solid-state discrete output relays (1A DC loads), 0 to 48V DC
- 10 to 36V DC, 24V AC power
- Modbus-RTU high-speed RS-485