Gestra NRS1-41

BRAND : Gestra

System Description

High-level alarm with one level electrode The switching controller NRS 1-41 is a self-monitoring high-water level alarm, with automatic routine testing (SMART) feature and output relay monitoring, to be used in conjunction with one level electrode type NRG 16-41, 17- 41 or 19-41. The switching controller features the following

function:

? High-level alarm with one switchpoint The equipment combination detects the max. water level (high-level limiter). Application in steam boilers and (pressurised) hot-water installations in accordance with TRD 604, sheet 1 and 2 (24/72 hours operation without constant supervision) / EN 12852 and EN 12953. The equipment complies with the regulations on protection circuits for firing equipment of furnaces DIN VDE 0116 (prEN 50156). The level data are transferred from the electrode NRG 1...-41 to the switching controller via a designated CAN bus using the CANopen protocol.