A temperature alarm that operates an audible buzzer, and relay outputs when the temperature falls (or rises) to the alarm point set (for frost or sunburn). The FrostWatch can be calibrated to any length of cable up to 500m.

Features
User Programmable.
Frost & Sunburn control loops.
2 Temperature sensor inputs.
2 Configurable output relays.
Automatic pump prime and start feature, with monitoring via 1 digital input.
Temperature rate of change.
Backup battery input.
15m calibrated temperature probe (standard on all FrostWatch models).
Available either with mains plugpack power supply, or 12VDC clip leads.