nVent RAYCHEM RayStat-M2 Thermostat Instruction Manual

nVent RayStat-M2 Manual: Questions and Answers

What does it mean when the nVent RayStat-M2 snow melting system deactivates?

The system deactivates if any sensor fails, regardless of which sensor type is affected. Instruction Manual, p. 2

Can sensor cables run parallel to power cables without affecting the system?

No. Sensor cables must never be installed parallel to power cables, as electrical interference may distort the sensor signal. Instruction Manual, p. 2

What are the three sensor types used with the nVent RayStat-M2?

Instruction Manual, p. 2

How do I extend the sensor cable length on a nVent RayStat-M2-G-Sensor?

Use standard installation cable with a cross-section of 6x1.5 mm2 to extend the cable up to approximately 200 m total length. Instruction Manual, p. 2

What do the terminals on the nVent RayStat-M2 controller do?

Terminals 1 and 2 receive the supply voltage of 230 V AC ±10%, 50-60 Hz. Instruction Manual, p. 2

What is the difference between the nVent RayStat-M2-R-Sensor and nVent RayStat-M2-A-Sensor mounting locations?

The roof sensor mounts in gutters or downpipes on the sunny side. The outdoor temperature sensor mounts on the wall under the eaves on the north side. Instruction Manual, p. 2

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