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SNAP-AIPM-3
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SNAP-AIPM-3V
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Voltage Inputs (each voltage channel)
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Recommended Input Range
Scaled Input Range
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85 to 300 VAC RMS*
0 to 300 VAC RMS
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85 to 300 VAC RMS*
0 to 300 VAC RMS
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Input Over Range
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To 330 volts
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To 330 volts
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Resolution
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12 mV
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12 mV
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Accuracy (47 to 63 Hz)
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(When used within recommended range)
± 0.2 V plus ± 0.2% reading (at full scale = ± 0.7 V or 0.28%)
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(When used within recommended range)
±0.2 V plus ±0.2% reading (at full scale = ±0.2 V + ±0.8 V = ±1.0 V)
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RMS Integration Time/ Data Freshness
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1000 ms (synchronous with current measurement)
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1000 ms (synchronous with current measurement)
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Input Filtering
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Time constant = 70 µs (analog front end)
(-0.2 dB at 660 Hz; -3 dB at 1.89 kHz) nominal
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Time constant = 70 µs (analog front end)
(-0.2 dB at 660 Hz; -3 dB at 1.89 kHz) nominal
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Input Resistance - Single Ended
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1 Megohm
NOTE: Because both channels share the same reference terminal, polarity must be observed when connecting the current channel.
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1 Megohm
NOTE: Because both channels share the same reference terminal, polarity must be observed when connecting the current channel.
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Maximum Input
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330 V non-operating
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330 V non-operating
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Current Inputs (each current channel)
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Input Range
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0 to 5 AC amps RMS*
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0 to 0.333 VAC current transformer input
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Input Over Range
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To 5.5 amps (Reading is not reliable over 5.5 A)
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To 0.366 VAC
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Input Overload
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15 A continuous, non-operating
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5 VAC continuous, non-operating
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Resolution
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200 µA
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13.3 µV AC
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Accuracy (47 to 63 Hz)
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± 4 mA plus ± 0.2% reading (at full scale = ± 28 mA or 0.28%)
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± 266 microvolts plus 0.2% of reading (at full scale = 266 µV + 667 µV = 933 µV = 0.28%)
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RMS Integration Time/ Data Freshness
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1000 ms (synchronous with voltage measurement)
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1000 ms (synchronous with voltage measurement)
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Input Filtering
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Time constant = 105 µs (analog front end)
(-0.2 dB at 660 Hz; -3 dB at 1.89 kHz) nominal
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Time constant = 105 µs (analog front end)
(-0.2 dB at 660 Hz; -3 dB at 1.89 kHz) nominal
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Input Resistance - Single Ended
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0.005 Ohm
NOTE: Because both channels share the same reference terminal, polarity must be observed when connecting the voltage channel.
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500 K Ohms
NOTE: Because both channels share the same reference terminal, polarity must be observed when connecting the voltage channel.
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Maximum Input
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15 A continuous, non-operating
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5 VAC continuous, non-operating
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Calculated Channels
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True Power and Volt-Amps Range
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True power: 1500.0 Watts. Volt-amps: 1500.0 volt-amps
(inputs = 300 volts and 5 amps)
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True power and volt-amps are calculated from 300 volts and the full-scale current input of your 0.333 VAC output CT.
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Over Range
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1650 Watts true power or 16,500 counts volt-amps
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Depends on CT selection
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Accuracy:
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True Power
Volt-Amps
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± 0.6% reading (at full scale = ± 15 Watts)
± 0.6% reading (at full scale = ± 15 VA)
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± 0.6% reading
± 0.6% reading
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Resolution
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100 mW with default scaling
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Depends on CT selection
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AC Common Mode Rejection
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> -120 dB at 60 Hz
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> -120 dB at 60 Hz
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Maximum Operating Common Mode Voltage
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300 VAC
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300 VAC
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Calculated Outputs
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True Power
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0-1500 W (from synchronous measurement of volts and amps)
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W (from synchronous measurement of volts and amps)**
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Volt Amps
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0-1500 VA (VRMS x ARMS)
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VA (VRMS x ARMS)**
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1-second Energy Sum
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0-4500 joules (true power sum ABC, signed)
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Joules (true power sum ABC, signed)**
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1-second abs Energy Sum
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0-4500 joules (true power sum of absolute value of each A, B, and C, always positive)
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Joules (true power sum of absolute value of each A, B, and C, always positive)**
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General Specifications
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Power Requirements
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5.0 VDC ± 0.15 VDC at 100 mA
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5.0 VDC ± 0.15 VDC at 100 mA
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Ambient Temperature:
Operating
Storage
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-20 to 70 °C
-40 to 85 °C
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-20 to 70 °C
-40 to 85 °C
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Humidity
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5-95%, non-condensing
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5-95%, non-condensing
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Agency Approvals
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CE, RoHS, DFARS
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CE, RoHS, DFARS
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Warranty
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Lifetime
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Lifetime
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*Inputs on older modules were 0-250 V and for SNAP-AIPM-3, 0-10 A. Before wiring or scaling, check printed information on the module to make sure you are using the correct voltage and current. Contact Opto 22 Product Support with any questions.
**Values depend on CT selection.
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