Document
DESIGN MANUAL
Model GT811 Toxic Gas NOVA-Sensor
70018
The information and technical data disclosed by this document may be used and disseminated only for the purposes and to the extent s p e c i f i c a l l y a u t h o r i z e d b y SAFETY SYSTEMS TECHNOLOGY in writing. Such information and technical data are proprietary to SAFETY SYSTEMS TECHNOLOGY and may not be used or disseminated except as provided in the foregoing sentence.
SAFETY SYSTEMS TECHNOLOGY
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Quick Finder - Model GT811 NOVA-Sensor
MODEL GT811 TOXIC GAS NOVA-Sensor
QUICK START . . . . . . . . . . . . . . . . . . . Apply Power . . . . . . . . . . . . . . . . . . Operation . . . . . . . . . . . . . . . . . . . Calibration . . . . . . . . . . . . . . . . . . . Alarm Points . . . . . . . . . . . . . . . . . . DIP Switch: Latch / No Latch LOW Alarm . . . DESCRIPTION . . . . . . . . . . . . . . . . . . . Variants . . . . . . . . . . . . . . . . . . . . TECHNICAL SPECIFICATIONS . . . . . . . . . . INSTALLATION . . . . . . . . . . . . . . . . . . . The GT811 Unit . . . . . . . . . . . . . . . . Installation Sequence . . . . . . . . . . . . . Mounting the enclosure . . . . . . . . . . . . Wiring . . . . . . . . . . . . . . . . . . . . . DIP Switch Settings . . . . . . . . . . . . . . Remote Sensor Version . . . . . . . . . . . . OPERATION . . . . . . . . . . . . . . . . . . . . Power-Up . . . . . . . . . . . . . . . . . . . Non-Volatile Memory . . . . . . . . . . . . . Changing the Setpoints . . . . . . . . . . . . Calibration . . . . . . . . . . . . . . . . . . . SYSTEM OUTPUTS . . . . . . . . . . . . . . . . 4-20 mA Current Loop . . . . . . . . . . . . . Relay Outputs . . . . . . . . . . . . . . . . . EIA-485 (M-LAN™) . . . . . . . . . . . . . . FINAL OPERATIONAL CHECK-OUT (CompTest™) How to Start the CompTest . . . . . . . . . . Entering the Safety-Code™ . . . . . . . . . . CompTest™ Operational Sequence . . . . . . MAINTENANCE . . . . . . . . . . . . . . . . . . Recalibration Schedule . . . . . . . . . . . . Sensor Replacement . . . . . . . . . . . . . Electronics Module Replacement . . . . . . . Spare Parts . . . . . . . . . . . . . . . . . . TROUBLESHOOTING . . . . . . . . . . . . . . . Wiring of the CHASSIS Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .