GESTRA NRS 1-50 Level Switch / Water Level Limiter
Purchase the GESTRA NRS 1-50, a high-integrity level switch and water level limiter for single-electrode systems. Certified to SIL 3 (IEC 61508), it provides reliable level control for steam boilers and industrial vessels.
GESTRA NRS 1-50 Level Switch / Water Level Limiter
The GESTRA NRS 1-50 is a high-reliability, single-electrode level switch and water level limiter engineered for critical safety applications in steam boilers and pressurized vessels. Designed to meet the stringent requirements of Functional Safety standard IEC 61508, this unit is certified for Safety Integrity Level (SIL) 3, ensuring maximum operational safety and dependability. Its versatile design supports a wide input voltage range (100-240V AC and 24V DC) and provides a robust output for controlling alarms or shutdown systems. Manufactured in Germany, the TÜV and UL-listed NRS 1-50 is the professional choice for precise and safe liquid level monitoring.
Technical Specifications:
- Model: NRS 1-50
- Function: Single-electrode level switch and water level limiter
- Safety Integrity Level: SIL 3 in accordance with IEC 61508
- Input Voltage: 100-240V AC (-15/+10%), 50/60 Hz or 24V DC
- Power Consumption: 7 VA / 7 W
- Output Rating: 240 Vac, Pilot Duty 2.0A
- Conductivity Limit: ≥ 10 µS/cm
- Max. Ambient Temperature: 55°C (131°F)
- Protection Class: IP40 (Housing) / IP20 (Terminals)
- Approvals: TÜV SWB 19-422, UL Listed, CE, UKCA, EAC
| Brand | GESTRA |
|---|---|
| Model | NRS 1-50 |
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