Beck GmbHDruckkontrolltechnikSteinenbronn, GermanyPhone +49 (7157) 5287-0 www.beck-sensors.com

Order Code forBeck PressureSwitches901 and 901 Prescal

® 109 16 1 L141
Tolerance band on Set and Reset Pressure : 1 standard precision + -10%2 high precision + -5% (available only on request and additional charges) 109 16 11 L14
Maximum Operating Pressure : 1 standard2 extended to 4 bar (only insteadof max. operating pressure of 0.5 bar or 1.0 bar) 109 16 1411 L
Diaphragm Material :1NBR 2EPDM 3Silicone (VMQ)4FKM Viton® 5NBR for gas switches with DVGW certificate 6Silicone (VMQ) with Parylene® C coating7FKM Spezialfor saturated steam up to max. 140°C8EPDM according to FDA 21-CFR 9Chemraz®, for -20°C to +230°C 18.Aug.2006 Beck Order Code 901 Switches