Sierra Monitor Corporation SENTRY 5000 Applicability & effectivity Manual de instrucciones descargar pdf (Pagina 17)

Model 5100-02-IT Combustible Gas Sensor Module

Page: 15

Figure 4-6

HMI Switch Locations

4. INTRODUCTION – HUMAN-MACHINE INTERFACE SYSTEM

The Combustible Gas Sensor utilizes a visual menu system operated by means of a magnet. A magnet stick is

supplied for this purpose. The menu system is used to configure alarm set-points, calibrate the sensor

module, and for maintenance procedures and alarms acknowledge.

4.1 HUMAN-MACHINE INTERFACE

The module menu system is operated by means of directing the magnet stick toward each of four independent

hall-effect magnetic switches. Each switch functions as if it is a manually activated panel key. The keys are

located above and below the faceplate display and are labeled

M , E , ▲, and ▼as shown in Figure 4-6.

• Key M : MODE

• Key E : ENTER

• Key ▲: UP (+)

• Key ▼: DOWN (-)

Mode

Ente

Down

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Sierra Monitor Corporation SENTRY 5000 Applicability & effectivity Manual de instrucciones Pagina 17