calmfree

aqm-1200

AQM-1200 – 9 in 1 Air Quality Monitor Features AQM-1200 can measrue (1) Temperature (-40 ~ 100 C), (2) Humidity (0 ~ 100%), (3) CO (0 ~ 500 ppm), (4-6) PM1.0/2.5/10 (0 ~ 999 ug/m3), (7) CO2 (400 ~ 5000 ppm), (8) HCHO (0 ~ 2000 ug/m3), (9) TVOC (0 ~ 5000 ug/m3). AQM-1200 displays …

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ycm-1600

Smart 16 Port AC Current Meter WiFi LoRa Features YCM-1600 can measrue 16 port AC  Current: 0 ~ 100A. Current coil transformer is set to 2500:1. When different coil ratio is used, current value needs to be adjust accordingly. PEM-1000 can transmit the measured values using (1) MQTT/WiFi, (2) WiFi and (3) LoRa techniques. Methods …

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pem-3000

Smart 3 Phase Power Energy Meter (PEM-3000) WiFi LoRa Features PEM-3000 can measrue 3 phase 4-wire AC (1) Voltage A, B, C: 110V, 220V and 380V AC, (2) Current A, B, C: 0 ~ 100A, (3) Total Active Power (W), (4) Total Reactive Power (Var), (5) Total Apparant Power (VA), (6) Power Factor (PF), (7) …

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pem-1000

Single Phase Smart Power Meter (PEM-1000) WiFi LoRa Features PEM-1000 can measrue AC (1) Voltage: 80 ~ 260V AC, (2) Current: 0 ~ 100A, (3) Power: 0 ~ 22KW, (4) Electrical Energy: 0 ~ 9999KWh. PEM-1000 can transmit the measured values using (1) MQTT/WiFi, (2) WiFi and (3) LoRa techniques. Methods (2) requires MQTT server …

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mqtt server

Features MQSVR-1000 receives messages from(1) LoRa Gateway,(2) different WiFi sensors or (3) MQTT broker and processes the data to be stored in the database. MQSVR-1000 is designed with a VPN software to establish a secure private link between itself and the remote monitor with GUI interface for easy access by the users. Hardware Features CPU System 1 …

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