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AGS WTM Installation, Operation & Maintenance
Merlin
WTM
WATER TEMPERATURE MONITOR
INSTALLATION & OPERATION INSTRUCTIONS
Please read these instructions carefully and retain for future use.
These instructions can be downloaded in electronic form on the product website.
americangassafety.com
Rev 1 0223
1
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Table of Contents
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Summary of Contents for AGS Merlin WTM
- Page 1 AGS WTM Installation, Operation & Maintenance Merlin WATER TEMPERATURE MONITOR INSTALLATION & OPERATION INSTRUCTIONS Please read these instructions carefully and retain for future use. These instructions can be downloaded in electronic form on the product website. americangassafety.com Rev 1 0223...
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Page 2: Table Of Contents
AGS WTM Installation, Operation & Maintenance Content Important Warning Statements .............. 3 Installation ..................4 Typical Application & Location ..................4 Mounting & Cabling ............Error! Bookmark not defined. Circuit Board Terminals ....................5 Wiring – Power Inputs ....................5 Wiring –... -
Page 3: Important Warning Statements
AGS WTM Installation, Operation & Maintenance Important Warning Statements Where this symbol is used, the manual must be consulted to understand the nature of any potential hazards and how to avoid them. Before any installation, use or maintenance read this manual carefully. -
Page 4: Installation
Installation Typical Application & Location The AGS Water Temperature Monitor (WTM) is carefully designed for health care facilities to monitor and control the water supply system. The controller incorporates a simple user interface to reset and/or silence alarm condition. Minimum and Maximum permitted water temperatures are configurable via the internal switch and fascia controls upon installation. -
Page 5: Circuit Board Terminals
The controller requires an AC power supply of 110/240VAC wired to the [POWER/LINE IN] connector using a 3A switched fused spur. Alternatively, the unit can be powered via the 24VAC [POWER IN] terminal. When power is introduced, a red LED will illuminate on the front of the controller on the AGS Logo. Rev 1 0223... -
Page 6: Wiring - Gas Valve Outputs
AGS WTM Installation, Operation & Maintenance Valve Outputs Use grounding terminals for gas valves not considered class II apparatus! Connecting two valves to both mains 120V~ and 24V~ simultaneously is considered misuse – use only one valve output! A water solenoid valve should be powered using one of the terminals marked [VALVE OUT]. -
Page 7: Basic Operation
AGS WTM Installation, Operation & Maintenance Operation General When power is supplied to the WTM controller, the LED on the logo will illuminate Red. To turn the WTM controller off, disconnect electrical power supply. When the temperature falls outside the maximum or minimum temperature setting, the water supply will be turned off and an audible alarm will sound which can be turned off by pressing the MUTE button. -
Page 8: Basic Maintenance
AGS WTM Installation, Operation & Maintenance Maintenance Keep the equipment in good working order - follow these basic principles. Remove any dust/debris from the outer enclosure regularly using a slightly damp cloth. ✓ Never use detergents or solvents to clean the equipment. -
Page 9: Specification
AGS WTM Installation, Operation & Maintenance Specification General Model: AGS WTC – Water Temperature Controller Size: (H x W x D) 5.95 x 4.37 x 1.97” (151 x 111 x 50mm) Housing Material: ABS PA765 (Flame Rating UL94 V-1) Mounting: Wall/Surface Mounted. - Page 10 AGS WTM Installation, Operation & Maintenance Every effort is made to ensure the accuracy of this document; however, AGS can assume no responsibility for any errors or omissions in this document or their consequences. AGS would greatly appreciate being informed of any errors or omissions that may be found in the content of this document.
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