Drill Rig Gas Detector

Alarms

Audible

Powerful horn, 103 dB at 10 feet

Visual

Super bright, top mount strobe

Alarm Settings

Two fully programmable alarm set points, increasing / decreasing, latching /
self-resetting, on delays, off delays, normally energized or de-energized

Alarm Indication

Visual LEDs. Alarm 1, Amber; Alarm 2, Red; Fail, Red Horn/strobe = alarm 1

Relays

5 amp form ‘C’ contacts for alarm 2, and fail

Physical

Dimensions

Height: 8.5” (215 mm), Width: 5.2” (132 mm), Depth: 4.5” (114 mm) (Transmitter only)

Enclosure Rating

NEMA 4X, explosion proof, watertight, cast aluminum with o-ring seal and epoxy powder coating

Power

12 VDC (user supplied)

Display

Alphanumeric display with backlighting. 8 characters per line; 2 lines for gas
concentration readout, plus user-friendly calibration and setup

Controls

Magnet used for calibration functions. Calibrates without opening the housing.
Internal push-button controls also available for calibration and setup

Operating Environment

Operating Temperature

-4°F to 122°F (-20°C to 50°C)

Relative Humidity

5 – 95% RH non-condensing

Order Number

Controller Specifications

Alarms

Audible

Powerful horn, 103 dB at 10 feet

Visual

Super bright, top mount strobe

Alarm Settings

Two fully programmable alarm set points, increasing / decreasing, latching /
self-resetting, on delays, off delays, normally energized or de-energized

Alarm Indication

Visual LEDs. Alarm 1, Amber; Alarm 2, Red; Fail, Red Horn/strobe = alarm 1

Relays

5 amp form ‘C’ contacts for alarm 2, and fail

Physical

Dimensions

Height: 8.5” (216 mm) Width: 7.0” (178 mm) Depth: 4.3” (109 mm) (Controller only)

Enclosure

Wall mounting grey fiberglass with hinged cover

Power

12 VDC (user supplied)

Display

2 x 8 Alphanumeric display with backlighting

Controls

3 internal push buttons for setup, programming, and calibration. 1 external push button for alarm reset.

Operating Environment

Operating Temperature

-4°F to 122°F (-20°C to 50°C)

Relative Humidity

0 – 95% RH (non-condensing)

Enclosure Rating

NEMA-4X enclosure, chemical, and weather resistant

Order Number

Controller Specification

Alarms

Audible

Powerful horn, 103 dB at 10 feet

Visual

Super bright, top mount strobe

Alarm Settings

Two fully programmable alarm set points, increasing / decreasing, latching /
self-resetting, on delays, off delays, normally energized or de-energized

Alarm Indication

Visual LEDs. Alarm 1, Amber; Alarm 2, Red; Fail, Red Horn/strobe = alarm 1

Relays

Low and high for each sensor, common for alarm 2 and fail. 5 amp form ‘C’ contacts

Physical

Dimensions

Enclosure

Power

Display

Controls

Operating Environment

Operating Temperature

Relative Humidity

Enclosure Rating

Order Number

Sensor Specification

Sensor

Electrochemical

Measuring Ranges

0 – 100 ppm H2S

Resolution

1 ppm

Lower Detectable Limit (LDL)

2% of full scale

Response Time (T-90)

35 Seconds or less

Life Expectancy

2 to 3 years with normal service

Accuracy

± 5% of reading or ± 2 ppm H2S
(whichever is greater)

Weather Resistant

Patented water repellent sensor coating