ENMET ISA-60M, Operation And Maintenance Manual

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ISA-60M ENMET Corporation
2
2.0 Instrument Features
2.1 ISA-60M Exterior Features
The exterior of the instrument is shown in Figure 1. The exterior features are as follows:
Feature Description
Enclosure
Engineered thermoplastic, approximately 11x9x6, with a clear hinged front cover.
Strain Relief
Entrance for wiring to Remote Sensor
Input Port
The entrance for the calibration gas. The quick release fitting mates with one on the
calibration adapter.
Audio Alarm A loud horn activated by certain alarm conditions.
Mounting Flanges Flanges with holes for mounting the enclosure to a vertical surface.
2.2 Display ISA-60M Front Panel Features
The display panel, shown in Figure 1, is viewed through the clear front cover of the enclosure, and is accessed by opening the
cover. Features are as follows:
Feature Description
Display 2 line, 16 character per line, LCD with backlight.
The numerical values of gas concentrations, and other information are displayed.
Visual
Alarms & Indicators
On either sides of the display:
A red alarm LED for each sensor transmitter installed to the instrument, Alarm 1.
The top center:
A red alarm LED for all sensor transmitters, Alarm 2.
Near the center of the panel:
A green power indicator LED
A red fault alarm LED
Pushbutton Switches There are three of these, located near the center of the panel; they are yellow
rectangular membrane switches. They are:
•
OPTION Switch The top left switch.
•
SELECT Switch
Directly to the right of the
OPTION
switch.
•
A
UDIO
D
EFEAT
/
A
LARM
A
CKNOWLEDGE
Switch
Directly below the
OPTION
switch.
2.3 MRI-5175 Exterior Features
The exterior and panel of the sensor/transmitter is shown in Figure 1. The MRI-5175 features are as follows:
Feature Description
Enclosure
Fiberglass-reinforced polyester approximately 5” square, with non-magnetic hardware.
Strain Relief
Entrance for wiring to
ISA-60M
control unit
Mounting Flanges
Flanges with holes for mounting the enclosure to a vertical surface.
MENU Switch
The left most pushbutton switch
SELECT Switch The right most pushbutton switch
Power/Fault LED
Red/Green LED, Green indicating power on and red indicating a fault condition
Visual Alarm LED 3 Red LED, Triggered at level of alarm
Sensor Long life electrochemical oxygen sensor
Audio Alarm
(Optional)
A loud horn activated by certain alarm conditions.
Menu
Select