Single-use / M103

Logger 1

A single-use IP67 temperature logger with 3-point calibrated internal temperature sensing.

Logmore Logger 1 QR data logger

Model profile

Built for single-use temperature monitoring.

Logger 1 records shipment condition data with the Logmore QR workflow: ship with the logger, scan with a phone, and review the data in Logmore Cloud.

Temperature
Best for
Single-use temperature monitoring
Measurement range
-30°C to +60°C measurement
Battery
Typically 4 months; 1 year shelf life
Captured data
Over 50,000 measurement slots; 15 min default interval
Enclosure
IP67, 61.7 x 50.7 x 7.7 mm, 24 g
Probe
No external probe

Technical details

Logger 1 specifications.

Reference values for technical review, setup, and shipment qualification.

Product model M103
Use type Single-use QR data logger
Measured parameter Temperature
Sensor Internal temperature sensor, 3-point calibrated
Calibration points -20°C, 0°C, +20°C
Typical accuracy ±0.3°C
Maximum error ±0.4°C
Measurement range -30°C to +60°C
Display update ambient temperature +2°C to +50°C; can be manually updated until 0°C
Measuring interval 10 seconds to over 1 year; 15 minutes by default
Memory Over 50,000 measurement slots
Battery 170 mAh CR2025 lithium coin cell
Battery life Typically 4 months
Shelf life 1 year
Ingress protection IP67
Dimensions 61.7 x 50.7 x 7.7 mm
Weight 24 g
Display 152 x 152 e-paper display
Certifications CE, FCC, UK
Traceability NIST traceable