Reliance electric S-ABS II Card, Engineering Manual

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F-2
PSC5000 Serial Absolute Encoder Input Card II S-D4024
Maximum Absolute Rating
- Main power voltage : -0.3 to 6.0 V
- External battery voltage : -0.3 to 5.5 V
- Voltage at clearing terminal : -0.3 to 6.0 V
- Output current of line driver : OH: –20 milli-amps
OL: 20 milli-amps
Electrical Characteristics (Standard Ta = 25 degree C)
- Main power voltage : Minimum 4.75 V
Maximum 5.25 V
Typical 5.0 V
With ripple content less than 1%
- Battery voltage : During back up operation:
Minimum
3.0 V
Typical 3.6 V
- Operation Mode Switching Voltage
- From usual operation to
backup operation
: Typical 4.1 V
- From backup operation to
usual operation
: Typical 4.3 V
- Rasing voltage of system down : Internal capacitor voltage or external
battery voltage whichever is higher:
Typical 2.8 V
- Rasing voltage of battery alarm : External battery voltage: Typical 3.0 V
- Clearing time : Minimum 3.2 seconds
- Time period to be required for
sending data
: Maximum 0.3 seconds
After moved to usual operation.
Power supply impedance = 0
- Power board temperature : Minimum -20 degree C
Maximum 85 degree C
- Response rotating speed
- From stop to usual operation,
and from backup operation to
usual operation
: Maximum 300 r/min
- During usual operation and
backup operation
: Maximum 6000 r/min
- Current consumption during
usual operation (when transmission
line is open)
: During capacitor is discharging:
Maximum
140 milli-amps
During usual operation:
Maximum
120 milli-amps