Reliance electric S-ABS II Card, Engineering Manual

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F-3
Specifications of Serial Absolute Encoders of Nemicon
- Current consumption of battery
during backup operation
: Typical 40 micro-amps
After charging for longer than 10 minutes
at ambient temperature of 20 degree C
and Vcc = 5 V.
- Backup time : Minimum 3.8 hours
After charging for longer than 3 minutes
at Vcc = 5 V.
Ambient Conditions
- Temperature during operation
and stop
: -20 to 85 degree C (-4 to 185 degree F)
of board temperature
- Humidity : Less than 95% RH (ambient temperature
less than 40 degree C) (no condensation)
Specifications of Absolute Signals (Serial Communication)
- Transmission standard : RS-422A (IEA standard)
- Transmission method : Converted by Manchester coding and
transmitted synchronously; containing
CRC error checking function
- Data length : 32 bits (16 bits x 2)
- Transmission cycle : 84 microseconds (typical)
(modem clock 8 MHz)
- Transmission distance : Maximum 50 meters
- Type of modem for receiving : DN1811B (Mitsubishi Electric Corp.)
- Data transmission format : Transmitted by dividing 32-bit data to two
of 16-bit data