External Temperature Transmitter - NL300

Temperature Alarm Systems

The Hanwell External Temperature Transmitter NL300 is part of the Hanwell Lite system and is designed to monitor temperatures over the range of -40 °C to +100 °C. This reliable transmitter is designed to be used alongside the wireless Hanwell Lite temperature monitoring system for around the clock monitoring and instant alarm notifications.

Instrument Specifications

Dimensions: 165 mm x 65 mm x 35 mm
Weight: 150 g including battery
Power Supply: Enclosed battery 1 x 1.5V AA Lithium (user replaceable)
Case Material: ABS
IP Rating: IP65

Technical Specification

External Temperature Sensor: Curved matched thermistor (purchased separately)
External Probe Temperature Range: -40 °C to +100 °C
Accuracy: ±0.5 °C
Resolution: 0.1 °C
Probe Cable Length: 1.5 meters
Instrument Operating Temperature: -30 °C to +50 °C
Instrument Storage Temperature: -40 °C to +85 °C

Radio Transmitter Functions

Frequency: 433 to 434 MHz band
Radio Power: Maximum 10 Mw, duty cycle >0.1%
Radio Range: 300 meters over open ground
Battery Life: Two years plus
Battery: 1.5 V AA Lithium, 1.5 V AA Alkaline (Not recommended for use below -10 °C)

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