AGS Merlin 1000Si Manual do utilizador e de instalação - Página 4
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Merlin 1000Si
Gas Utility Controller
2.3
POWER [1]
Mains Power Supply
A 110-120VAC Single Phase electrical supply should be supplied to the panel.
This should be externally fused at 3 Amps using a fused or circuit breaker.
2.4
GAS VALVE [2]
Gas Solenoid Valve Power Output
This outlet provides a 110-120VAC 3 amp signal to the solenoid valve. Please consult the
solenoid valve installation instructions for further information.
2.5
BMS OUT [3]
Building Management System Connections
Terminal connections are available on the circuit board for connections to Building
Management systems. [NC – Normally Closed] [COM - Common] [NO – Normally Open].
These are volt free dry contact connections.
This is a relay that changes state in alarm or when gas is on/off and can be used in conjunction
with the 12VDC output and other external relays that affect other devices and controls such as
purge fans, audible alarms etc.
2.6
EM REMOTE [4]
Remote Emergency Shut Off Buttons
These connections are linked out as a factory setting.
Remote emergency shut-off buttons should be volt free and wired to the Merlin panel using a
Plenum Security Cable. White, 18/2 (18AWG 2 Conductor), stranded, CMP or similar.
2.7
GAS DETECTOR [5]
Gas Detectors
These terminals are [+ -] and [
These can be wired to various Merlin gas detectors.
For multiple detector wiring consult the gas detector manual.
2.8
FS1/2/3/4 [6]
Fan Switch Output
This terminal switches when the key is turned on and off. This can be linked to a fan switch
(panel supplied separately) which can provide power to fans when the control panel is
switched on.
2.9
CO2 MONITOR [7]
CO
Monitor
2
This terminal can be wired to CO
If no CO
monitor is supplied leave the terminal link in [
2
2.10
12VDC [8]
12V DC Output
This is a permanent 12v DC output when there is power at the panel and can be used to
create a relay switch with the BMS relay output. Please contact your supplier for further
information.
Rev: 04 Date: 22-10-18
] and should be volt free dry contact connections.
monitor to shut off the system in the event of High CO2 levels.
2
User & Installation Manual
].
4