1-8 BE1-951 General Information 9328900990 Rev L
Calculated Values and Accuracy
Demand
Range: 0.1 to 1.5 nominal
Type: Exponential
Accuracy: ±1% of reading, ±1 digit at 25°C
Temperature Dependence: ≤ ±0.02% per °C
Interval: 1 to 60 minutes
True Power
Range
5 Ampere CT: -7,500 W to +7,500 W
1 Ampere CT: -1,500 W to +1,500 W
Accuracy: ±1% at unity power factor
Reactive Power
Range
5 Ampere CT: -7,500 var to +7,500 var
1 Ampere CT: -1,500 var to +1,500 var
Accuracy: ±1% at zero power factor
Energy Data Reporting
Range
5 Ampere Unit: 1,000,000 kWh or 1,000,000 Kvarh
1 Ampere Unit: 1,000,000 kWh or 1,000,000 kvarh
Units of Measure: kilo, mega, giga
Rollover Value of Registers: 1,000,000 kWh or 1,000,000 kvarh
Accuracy: ±1% at unity power factor
Real Time Clock
Accuracy: 1 second per day at 25°C (free running) or ±2
milliseconds (with IRIG synchronization)
Resolution: 1 millisecond
Date and Time Setting Provisions: Front panel, communications port, and IRIG. Leap
year and selectable daylight saving time
correction provided.
Clock Power Supply Holdup Capacitor: 8 to 24 hours, depending on conditions
Battery: Greater than 5 years.
Backup Battery (Optional): Lithium battery 3.6 Vdc, 0.95 AH
(Basler P/N: 9 3187 00 012 or Applied Power P/N:
BM551902)
IRIG
Supports IRIG Standard 200-98, Format B002
Input Signal: Demodulated (dc level-shifted digital signal)
Logic-High Voltage: 3.5 Vdc, minimum
Logic-Low Voltage: 0.5 Vdc, maximum
Input Voltage Range: ±20 Vdc, maximum
Resistance: Non-linear, approximately 4 kΩ at 3.5 Vdc,
approximately 3 kΩ at 20 Vdc
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