Supply voltage |
2.0–3.8 VDC (3.0–3.8 VDC using power supply) * |
Current consumption |
0.2 µA (sleep mode), 0.7 µA (RTC sleep), 570 µA (MCU idle), |
2.5 mA (MCU active), 5.5 mA (radio RX mode), 22.6 mA (radio TX mode) |
Operating temperature range (board circuitry and battery) |
-40°C to +85°C (-40°F to +185°F) |
Included battery |
Max temperature range |
-40° to +85°C (-40° to +185°F) |
Capacity |
1500 mAh |
Optional solar feature |
Solar panel |
5VDC/30mA (53mm x 30mm) |
Charging temperature range |
0° to 45°C (32° to 113°F) |
Max temperature range |
-20° to 60°C (-4° to 140°F) |
Included rechargeable battery |
600 mAh/>2000 charge cycles (80% of initial capacity) |
Solar efficiency |
Optimized for high and low-light operation ** |
Accurate Range |
0–500 VACrms |
Absolute Maximum Input Voltage |
600 VACrms |
Accuracy |
+/- (1 Volt + 2% of reading) |
Calibrated Accuracy |
+/- (.5 Volt + 1% of reading) |
Resolution |
.1 VACrms |
Input Impedance |
2 MOhm |
Response Time |
~ 1 Second |
Leaded Wire Specification |
2 Wires, 1 ft (12 in), Black (Hot), White (Neutral), 18 AWG (Custom lengths available upon request.) |
Datalogging |
Datalogs 2000 to 4000 readings if gateway connection is lost (non-volatile flash, persists through the power cycle):
– 10-minute heartbeats = ~ 22 days
– 2-hour heartbeats = ~ 266 days |
Wireless range |
1,200+ ft non-line-of-sight |
Security |
Encrypt-RF® (256-bit key exchange and AES-128 CTR) |
Weight |
133 g |
Enclosure rating |
NEMA 1, 2, 4, 4x, 12 and 13 rated, sealed and weather proof |
UL rating |
UL Listed to UL508-4x specifications (File E194432) |
Certifications |
900 MHz product; FCC ID: ZTL-G2SC1 and IC: 9794A-G2SC1. 868 and 433 MHz product tested and found to comply with: EN 300 220-2 V3.1.1 (2017-02), EN 300 220-2 V3.1.1 (2017-02) and EN 60950 |