NL300 External Temperature Sensor and Door Switch

Part of the Notion Lite system, the IN-WT004F1 is an external temperature sensor with a door switch to monitor door events.

Temperature Range: -40°C to +100°C

Wireless Freezer Thermometer

The IN-WT004F1 is an external temperature sensor with a door switch to monitor door events and act as an ideal wireless freezer thermometer. Temperature range -34°C to +100°C. This reliable transmitter is used with our wireless IceSpy temperature monitoring system for 24/7 data and instant alarm notifications. Contact us today for your free quotation and signal strength test (we can prove ours to be unrivaled) or to discuss your specific temperature monitoring requirements and application.

Instrument Specifications

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

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
• Door Switch: IN-DC001 Magnetic reed switch (purchased separately)
• Door Cable: 3 meters

Radio Transmitter Functions

• Frequency: 433-434MHz band
• Radio Power: Max 10mW, duty cycle >0.1%
• Radio Range: 300mtrs over open ground
• Battery Life: 2 years plus
• Battery: 1.5V AA Lithium, 1.5V AA Alkaline (Not recommended for use below -10°C)