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Electronic trace heating thermostat RAYSTAT-EX-03

The Raystat-EX-03 is a hazardous area electronic surface sensing thermostatproviding accurate temperature control for heating cables.


The Raystat EX-03 unit can be supplied at nominal voltages of either 110 V 50/60 Hz or 230 V 50/60 Hz and has a double pole switch rated at 16 A. The switch contacts can be arranged to be volt free. The temperature setting is set via digital thumb wheel switches inside the enclosure. The thermostat is supplied with a PT100 sensor with a 2 m long stainless steel cable.


Technical Specifications:

Area of use Hazardous area: Zone 1 or Zone 2 (Gas) or Zone 21 or Zone 22 (Dust) &Ordinary
Temperature range 0°C to 499°C
Ambient temperature range –50°C to +55°C
Output relay Dual pole change overtype (DPDT) (optional volt free)
Switching capacity 16 A 110 Vac ±10% 50/60 Hz resistive load
Supply voltage 110 Vac ±10% 50/60 Hz

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