Devices

Datalogger Comet U0121G GSM

Basic Information

Type: Datalogger
Temperature range: -200 °C to +260 °C
Communication: GSM (4G)
Automatic data sending: Yes
Cloud storage: Yes
Internal battery: Yes
Memory: 500,000 records
Measurement accuracy: ±0.2 °C
External dimensions (W × D × H): 6.1 × 9.3 × 5.3 cm
Weight: 270 g

Do you have a question or want to request a quote?

Description

IoT wireless temperature datalogger U0121G is designed for recording temperature from two external Pt1000 probes. If preset limits are exceeded, the device can send SMS and JSON messages via a 4G data connection. Measured values can be sent to the COMET Cloud online storage, which is a complete system for monitoring, alarms, and data analysis.

Pt1000TR125 temperature probe, 2 – 5 meters

Technical Specifications:

Temperature range: -200 °C to +260 °C
Accuracy: ±0.2 °C; ±0.2 % of the measured value in the range +100 °C to +260 °C
Resolution: 0.1 °C
Operating temperature: -20 °C to +60 °C
Channels: 2× external temperature probe
Memory: 500,000 values in non-cyclic mode; 350,000 values in cyclic mode
Recording interval to memory: adjustable from 1 second to 24 hours
Recording interval to COMET Cloud: from 5 minutes
Measurement and alarm evaluation interval: adjustable to 1 s, 10 s, 1 min
Power supply: rechargeable Li-Ion battery A8200, 3.6 V/5200 mAh
Ingress protection: IP67
Dimensions: 61 × 93 × 53 mm; with antenna 120 × 93 × 53 mm
Weight (including battery): approximately 270 g

Key Features:

Capability to send alarms via SMS and JSON messages over a 4G data connection
Support for COMET Cloud online storage for monitoring and data analysis
Local alarm indication via LED, LCD, and built-in buzzer
Non-volatile electronic memory for secure data storage
Data transfer to PC via included USB-C cable
Calibration certificate included, with declared metrological traceability according to EN ISO/IEC 17025