Grounding resistor monitoring system ECS-R-DIN / ECS-RF-DIN

for safetyATEX

General Features • Industrial case with DIN rail mounting suitable for Safe AREA installation • Equipped with high efficiency redundant green and red LEDs for connection monitoring • N.1 x N.O. contact for safety application up to SIL 2 (ECS-RF-DIN only) • N.1 x SPST N.O. contact for clamp state remote monitoring • N.2 x Ex i outputs for remote clamp on-board LEDs driving Meets the requirements of ATEX Directive 2014/34/UE and related harmonized standards for Safe Area installation in connection with ECS’s clamps installed in ATEX Zone 1/21. Technical Characteristics: ATEX Marking II (1)G [Ex ia Ga] IIC -20 °C ≤ Tamb ≤ +70 °C for gases, vapors and mists II (1)D [Ex ia Da] IIIC -20 °C ≤ Tamb ≤ +70 °C for dusts Clamp input Ex i Uo=7.2 V, Io=345 mA, Po=621 mW, Co(IIC)=13,5 μF, Lo(IIC)=149 μH LEDs outputs Ex i Uo=7.2 V, Io=23 mA, Po=42 mW, Co(IIC)=13,5 μF, Lo(IIC)=34 mH Monitoring contact 1x SPDT max 230Vac/1A 24Vdc/1A (resistive/inductive load) Interlock contact 1x N.O. max 230Vac/1A 24Vdc/1A (resistive/inductive load) up to SIL2 acc. IEC 61508 (ECS-RF-DIN only) Power supply 230 Vac + 5% Max current 150 mA Resistance threshold 10 Ω Dimensions 162 x 90 x 63 mm (W x H x D)