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MNS2-9-W2-CM-020
ALTA Wireless AC Current Meter - 20 Amp - AA Battery Powered (900 MHz)

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Product Specs
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Accuracy | ± 2 % |
Accuracy Detail | Current Transformer: ±2% @ 2 to 20 Arms, ±.07 Arms @ < 2 Arm; Calibration Accuracy: Current Transformer: ±1% @ 2 to 20 Arms,±1 .035 Arms @ < 2 Arms |
Approvals | CE, FCC |
Approvals Note | FCC ID: ZTL- G2SC1 and IC: 9794A-G2SC1 |
Battery Operating Temperature | 10 to 50 °C |
Battery Size and Type | Alkaline AA |
Battery life | up to 12 yr |
Cable Length | 3 ft |
Current Measurement Range | 0 to 20 A |
Current, Max | 50 Amps |
Data Interface | Wireless |
Electrical Connection | Cable |
Form factor | General Purpose |
Frequency | 50 to 100 Hz |
Height | 2.47 in |
Inner Diameter | 0.39 in |
Length | 1.111 in |
Measurement Type | Process Current |
Memory | Upto 512 sensor messages |
Number of Channels | 1 |
Operating Temperature Note | -18°C to 55°C (0°F to 130°F) using alkaline, -40°C to 85°C (-40°F to 185°F) using lithium |
Operating Temperature, Max | 85 °C |
Operating Temperature, Min | -40 °C |
Power Consumption | 22.6 mA |
Power Consumption Note | Sleep Mode:0.2 µA, RTC Mode:0.7 µA, MCU Idle:570 µa, MCU Active:2.5 mA, Radio RX Mode:5.5 mA, Radio TX Mode:22.6 mA |
Resolution | Current Transformer: ~.01 Arms |
Sensor Length | 1.58 in |
Sensor Thickness | 1.02 in |
Sensor Width | 0.98 in |
Supply Power Note | DC: 2.0 - 3.8 VDC (3.0 - 3.8 VDC using power supply), Solar panel: 5VDC/30mA (53mm x 30mm), Charging temperature range: 0°C to 45°C (32°F to 113°F), Max temperature range: -20°C to 60°C (-4°F to 140°F), Included rechargeable battery: 600 mAh/>2000 charge cycles (80% of initial capacity), Solar efficiency: Optimized for high and low-light operation |
Supply Power Type | DC/Battery |
Supply Voltage | 2.0 to 3.8 Vdc |
Use With Sensor Type | Clamp-On Transformer |
Weight | 3.7 oz |
Width | 4.375 in |
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