Siemens VALVEGYR LDU11.523A27 User Manual

CC1N7696en
20.04.2016
Building Technologies Division
7
696
VALVEGYR®
Valve Proving System for
automatic Shutoff Valves
LDU11...
The LDU11... valve proving system is designed for use with shutoff valves in con-
nection with gas burners and gas appliances. In the event of inadmissible leakage,
the system prevents the burner from starting up.
The LDU11... system conforms to the requirements of EN1643 covering automatic
shutoff valves for use with gas burners and gas appliances to EN161.
The LDU11... and this Data Sheet are intended for use by OEMs which integrate the
valve proving system in their products.

Siemens VALVEGYR LDU11.523A27 Specifications

General

Category	Control Unit
Manufacturer	Siemens
Digital Inputs	2
Relay Outputs	2
Protection Class	IP20
Housing Material	Plastic
Connection Type	Screw terminals
Humidity	5…95 % r.h.