Water level alarm NRG 16-41, NRS 1-41

for overflow detection

Targeted reduction of boiler damage With the water level limiters of the SPECTOR family, GESTRA is now offering the fifth generation of these safety components. The new products provide solutions that conform to the technical literature, increase safety in operation and keep costs down. In accordance with EU boiler standards EN 12952 and EN 12953, in future a risk analysis must be performed for each limiter function, and appropriate Safety Integrity Levels (SIL) established. The boiler protection system must conform at least to SIL 2. HIGH LEVEL ALARM WITH NRG 16-41 AND NRS 1-41 In combination with an NRG 16-41 level electrode and the NRS 1-41 control device, this alarm constitutes a "High Integrity" system with periodic self-test and monitoring of output relay contacts. It is designed for use in steam and hot-water plants in accordance with TRD 401, TRD 602, TRD 604, EN 12952/..53. The electrical installation conforms to the technical literature for safety circuits as per DIN EN 50156. Both the control device and the level probe work with the CANopen protocol.