Application
- AMETEK’s JEMStar II has the highest accuracy in the market.
- Provides many communication options and monitors your power quality to make it the ideal choice for any metering application.
- An impressive color display makes it easy to view power measurements, phasor displays and meter
diagnostics. - The JEMStar II is easy to use and configure with our intuitive JEMWARE software and the meter display provides a user menu to show and edit configuration details.
- The JEMStar II has a GB of non-volatile memory to store your metering and power quality data for as long as you want.
- The meter has a single base model that can be used for simple revenue and billing applications as well as more complex power quality monitoring applications.
Specifications
METER FORMS
- Meter Forms: 5, 6, 8, 9, 45, Universal
INPUTS
Voltage
- 55-530 VAC auto-ranging
- Burden*: 0.5 VA @ 530V
* Does not include auxiliary power requirements.
Current
- 1 amp: ANSI class 2
- 5 amps: ANSI class 10
- 10 amps: ANSI class 20
- Burden: 0.5 VA maximum
- Overload: 1.5x rated class current continuous
- Starting current: 0.002 A
- Frequency range: 45-55 Hz, 55-65 Hz
AUXILIARY POWER
S-base and A-base
- Self powered via all three phases: 55-530 VAC
- External Aux Power Option: 55-530 VAC or 90-300 VDC; 19-58 VDC
Swichboard
- Aux Power: 55-530 VAC or 90-300 VDC; 19-58 VDC option
Auxiliary Power Burden
- 25 VA maximum
ACCURACY
Watt Hour
- 0.05% reading (0.02% typical) Volts, Amps
- 0.04% reading
LOAD PROFILE
- 16 channels storage
- 1-60 minute intervals
TIME SYNC
- Internal clock: 0.5 sec/day accuracy
- 50/60HZ line frequency
- External time sync options: IRIG-B, NTP, IEEE-1588, PPS
