Position Indicator Input On Bcu 465T - Honeywell BCU 460 Technical Information

Parameters
4 .3 .2 Position indicator input on BCU 465T . .O (POC)
Parameter 09
For applications in accordance with the requirements of
NFPA 86:2003 with more than 117 kW (400,000
BTU/h), two gas solenoid valves are required, one of
which is to be equipped with a position indicator.
BCU 465T..O
12 21
V1
V2
OCS
M
Parameter 09 = 1: A signal is sent to the BCU via the
position indicator on the gas solenoid valve V1 stat-
ing whether the valve is closed or open. In standby, the
switch must be closed. During start-up and operation,
the switch must be open. This ensures that valve V1 is
open or closed.
BCU 460, BCU 465 · Edition 03.16l
mA
48