× Products Applications Services Partners Support Contact Log-in
  • ALTA Industrial Wireless Three Phase Current Meter - 500 Amp
ALTA Industrial Wireless Three Phase Current Meter - 500 Amp

Part #
Region | Frequency
Not Selected - * Region Required
Product Variations

Related Products


Use this sensor & be alerted of about imbalances or power faults. Sensor uses 3 x 0–500 amp current transducers to monitor min/max RMS current, duty cycle of each phase, combined amp hours & other metrics.

Explore ALTA Standout Features

  * Actual range may vary depending on environment.
** Battery life is determined by sensor reporting frequency and other variables.

Data Snapshot

Three Phase Current Meter - Data View in Software

In the Box

  • Wireless Sensor
  • Mounting Hardware
  • 3V Industrial Battery (Pre-Installed)
  • SMA Antenna

Absolute Max CT Current 600 Amps RMS (A rms)
Maximum Accurate CT Current 500 Amps RMS (A rms)
Frequency Measurement Range 50 - 100 Hz
Accuracy +/- (2% + 1.4 A rms)
Dimension 93 mm X 68 mm X 52 mm (36 mm inner diameter)
Weight 14.55 oz (412 g) (CT only) | 51.60 oz. (1462 g)(Total Net Weight)
UL Rating UL Listed to UL508-4x specifications (File E194432)
Measurement Resolution Average: 0.3 A rms
Max: 1 A rms
Min: 1 A rms
Duty: 1%
Amp Hours: 0.1 Amp Hours

Variation Specifications

Dimension 3.7 in (93 mm) x 2.32 in (68 mm) x 1.38 in (52 mm)

ALTA Industrial Specifications

Supply Voltage 2.0 - 3.8 VDC
Battery Type Replaceable 3.6V, 1800mAH (single AA sized)
Battery Life At 1 hour heartbeat setting, battery will last up to 10 years.**
Max Operating Temperature -40° to 85°C (-40° to 185°F)
Optimal Battery Operating Temperature +10°C to +50°C (+50°F to +122°F)
Solar Power Option 3.0 VDC Solar Panel
600 mAH Rechargeable Battery (>2000 Charge Cycles - 80% of Initial Capacity)
Charging Temperature Range: 0° to 45°C (32° to 113°F)
Max Temperature Range: -20° to 60°C (-4° to 140°F)
Enclosure Material IP65, NEMA 4X, CE rated, sealed, weatherproof enclosure
UL Rating UL Listed to UL508-4x specifications (File E194432)
Dimension 3.7 in x 2.32 in x 1.38 in

ALTA 900 MHz Specifications

Operating Frequency 900 MHz Operating Frequency
Certifications Complies with Part 15 of the FCC Rules. (FCC ID: ZTL-G2SC1)
Complies with Industry Canada standards. (IC: 9794A-G2SC1)
Device Range Device Range Up to 1,200 ft. non-line-of-sight, wireless device range*
Security Encrypt-RF® (Diffie-Hellman Key Exchange + AES-128 CBC)
Specifications Image

Suggested Application Uses for This Sensor

  • Current Monitoring
  • Current Usage
  • Amperage Monitoring
  • Amp Hour Meter
  • And Many More...