| Maximum count | 18,446,744,073,709,551,615 (64-bit number) |
| Input voltage | 0 to +80 Volts DC |
| Cable construction | High impedance (4-wire), 3 ft length |
| Counter operation | Positive and/or negative edge pulses |
| Input Impedance | > 4.7 MOhm +/- 1% |
| Compatibility | Open collector NPN switches (passive), Mechanical switches (passive), 0-80V driven source (active) |
| Filter Max Pulse Rate | None: 120 KHz, Weak: 80 Hz, Medium: 20 Hz, Strong: 4 Hz |
| Min Pulse Width | None: 0.0083 ms, Weak: 200 ms, Medium: 40 ms, Strong: 10 ms |
| Lead Cable length | 0.9 m (3 ft) |
| Wire count | 4-conductor (black/red/white/yellow) |
| Wire gauge | 26 AWG |
| Conductor material | Stranded Copper 7/34 |
| Insulation | PVC, 0.29mm (0.010") |
| Shield | No |
| Jacket | PVC (black) |
| Overall Diameter | 4.25 ± 0.2 mm (0.17" ± 0.007") |
| Ratings / Approvals | UL AWM STYLE 2464, cUL AWM I/II A 80°C 300V FT1 LF |
| Temperature Rating | -25°C to 80°C (-13°F to 176°F) |
| Voltage Rating | 300 V Max |
| Dielectric Strength | 1500 V RMS |
| Wiring Diagram | 1: Red - Pulse Count 1 Input, 2: White - Pulse Count 2 Input, G: Black - Ground/Common, G: Yellow - Ground/Common |
| Wireless Data logging | Sensor logs 2000 to 4000 readings if gateway connection is lost (non-volatile flash, persists through power cycling): 10-minute Heartbeats = ~22 days, 2-hour Heartbeats = ~266 days |
| Wireless protocol | ALTA Proprietary Frequency-Hopping Spread Spectrum (FHSS) |
| Wireless transmission power (EIRP) | 50 mW (900MHz), 25 mW (868 MHz), 10 mW (433 MHz) |
| Wireless range | 2,000+ ft. through 18+ walls with the ALTA XL Gateway |
| Security | Encrypt-RF (256-bit key exchange and AES-128 CTR) |
| Battery voltage range | 2.0 to 3.8 VDC |
| Operating altitude (non-pressurized environments) | -15.2 to 1,982 m (-50 to 6,500 ft) |
| Storage altitude (non-pressurized environments) | -15.2 to 3,048 m (-50 to 10,000 ft) |
| Operating humidity | 5 to 85% RH (non-condensing) |
| Battery | 1x 3.6V AA Lithium Thionyl Chloride, 1500mAh, pre-installed |
| Battery Life | 10+ years expected |
| Operating Temperature Range | -40°C to 85°C (-40°F to 185°F) (non-leaded measurement range) |
| Wireless Antenna Type | 1/2-wave waterproof dipole with RP-SMA connector and swivel neck; dBi of 3.0 (900/868MHz) or 2.5 (433 MHz); length of 8.27" (210mm) (900/868MHz) or 7.68" (195mm) (433 MHz); diameter at thickest point of 0.55" (14mm) |
| Weight | 4.7 oz. (133 g) |
| Enclosure Rating | IP-65 (dust-proof and waterproof but not submersible) |
| Other Enclosure Ratings | NEMA 1, 2, 4, 4x, 12, and 13 rated, sealed, and weatherproof |
| UL Rating | UL Listed to UL508-4x specifications (File E194432) |