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Detcon MicroSafe™

Model DM-534C

Oxygen Deficiency Sensor (0-25% O2)

Operator’s Installation and Instruction Manual

DETCON, Inc.

4055 Technology Forest Blvd, Suite 100,

The Woodlands, Texas 77381

Ph.281.367.4100 / Fax 281.298.2868

www.detcon.com

July 20, 2018 • Document #2405 • Revision 1.5

Содержание MicroSafe DM-534C

Страница 1: ...Deficiency Sensor 0 25 O2 Operator s Installation and Instruction Manual DETCON Inc 4055 Technology Forest Blvd Suite 100 The Woodlands Texas 77381 Ph 281 367 4100 Fax 281 298 2868 www detcon com Jul...

Страница 2: ...DM 534C Oxygen Sensor Assembly DM 534C O2 Sensor Instruction Manual ii This page left intentionally blank...

Страница 3: ...3 2 Calibration Level Adjustment 5 6 0 INSTALLATION 5 6 1 Field Wiring Table 4 20 mA output 5 6 2 Sensor Location 6 6 3 Local Electrical Codes 7 6 4 Accessibility 7 6 5 Installation Procedure 7 6 6 R...

Страница 4: ...e 7 Typical Outline and Mounting Dimensions 8 Figure 8 Sensor Connector PCB 8 Figure 9 Remote mounting application 9 Figure 10 Magnetic Programming Tool 10 Figure 11 Spare parts diagram 15 Figure 12 S...

Страница 5: ...ng magnet 1 1 Sensor Technology The sensor technology is of the two electrode galvanic metal air battery type cell which is housed as a field replaceable plug in module The cell is diffusion limited a...

Страница 6: ...O2 Sensor Figure 3 Base connector board 1 3 Explosion Proof Enclosure The sensors are packaged in a cast metal explosion proof enclosure The enclosure is fitted with a threaded cover that has a glass...

Страница 7: ...se of the cell results in continuous monitoring of ambient air conditions Figure 5 Functional Block Diagram 3 0 APPLICATION Model DM 534C MicroSafe sensors are designed to detect and monitor oxygen de...

Страница 8: ...ng Temperature 4 to 122 F Accuracy 2 FS Linearity 0 5 FS Sensor Warranty 2 year conditional Power Consumption 60 mA 24 VDC Output Linear 4 20 mA DC Input Voltage 11 5 28 VDC 5 0 OPERATING SOFTWARE Ope...

Страница 9: ...tus The program status scrolls through a menu that displays The gas type range of detection and software version number The menu item appears as O2 0 25 Vxxx The calibration gas level setting The menu...

Страница 10: ...the target gas is such that sensors for the detection of heavier than air gases should be located within 2 4 feet of grade as these heavy gases will tend to settle in low lying areas For gases lighter...

Страница 11: ...ion should be given to easy access by maintenance personnel as well as the consequences of close proximity to contaminants that may foul the sensor prematurely NOTE For products utilizing the aluminum...

Страница 12: ...mer Wiring Wiring from O2 Sensor Blue Blue White Figure 8 Sensor Connector PCB 6 6 Remote Mounting Applications Some sensor mounting applications require that the gas sensor head be remotely mounted a...

Страница 13: ...sensor Note 1 If the display contrast needs adjustment refer to section 8 7 Initial Operational Tests After a warm up period has been allowed for the sensor should be checked to verify reliable sensit...

Страница 14: ...lens cover to calibrate or change programming parameters Two switches labeled PGM 1 and PGM 2 allow for complete calibration and alarm level programming without removing the enclosure cover thereby e...

Страница 15: ...ng the programming magnet over PGM 1 or PGM 2 The menu options are View Program Status and Set Cal Level d From the programming menu scroll to the calibration level listing The menu item appears as SE...

Страница 16: ...the current calibration gas level setting as indicated by the programming status menu To do this follow the instructions in section 8 0 and make note of the setting found in listing number 2 The item...

Страница 17: ...1 The gas type range of detection and software version number The menu item appears as O2 0 25 VX XXX with the Xs indicating the current version of installed firmware 2 The calibration gas level setti...

Страница 18: ...the enclosure cover and use a jeweler s screwdriver to turn the contrast adjust screw located beneath the metallic face plate The adjustment location is marked CONTRAST See Figure 2 for location 9 0...

Страница 19: ...ing Connection Sensor Head Wiring Connection Sensor Head Wiring Connection Sensor Head Wiring Connection 24VDC Power IN Common DC Power IN 4 20 mA Output Customer Supplied Wiring 6 32 X 3 8 Screw 2ea...

Страница 20: ...n Inc for necessary repair or replacement 12 0 SERVICE POLICY Detcon Inc as manufacturer warrants under intended normal use each new MicroSafe plug in control circuit to be free from defects in materi...

Страница 21: ...oved section Calibration Zero Span Corrected Spare Parts List section 10 0 Added Revision history Converted to Word format BM 1 5 07 20 18 Updated Conduit Seal in Section 6 4 MM Shipping Address 4055...