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Summary of Contents for ENMET AM-5175
- Page 1 ENMET Corporation PO Box 979 Ann Arbor, MI 48106-0979 www.enmet.com AM-5175 Ambient Air Monitor Manual Manual part number 80003-551 MCN-14-003, 03/20/14...
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Page 2: Table Of Contents
Figure 3: Mounting AM-5175............................4 Figure 4: Power Terminal Connections AM-5175 ......................5 Figure 5: Relay Terminal Connections AM-5175......................6 Figure 6: AM-5175 Maintenance Menu Flow Chart ....................10 Figure 7: Calibration Adapter ............................11 Figure 8: AM-5175 Sensor Replacement ........................15 Reference Information: : [important information about use of instrument] : [affects equipment –... -
Page 3: Introduction
1.2 Check Order Check, the contents of the shipment against the purchase order. Verify that the AM-5175 is received as ordered. Each AM- 5175 is labeled with its target gas. If there are accessories on the order, ascertain that they are present. Check the contents of calibration kits. -
Page 4: Components Of The Am-5175
See Section 4.0 and 5.0 for operational and maintenance flow charts. Three alarm points are preprogrammed into the AM-5175. At each alarm point, an LED on the front panel is activated. There are 4, 10 Amp relay contacts at each alarm point, plus a fault relay. See Section 3.2 for wiring information. -
Page 5: Circuit Board Features
4-20 mA output. See Section 3.1.2 Sensor Terminal J8 Sensor connection, See Section 3.2 Data Terminal J19 RS-485 input/output Potentiometer 2, 3 & 4 Not used in AM-5175 Do Not Adjust RS-485 Input/Output Terminal J19 Relay Terminals J14, J15, J16, J17 Relays... -
Page 6: Installation Of The Am-5175
3.1 Mounting AM-5175 Mount the AM-5175 instrument on an appropriate vertical surface, leaving room for lid to be opened, using the mounting holes provided. Avoid areas with excessive vibration or temperature extremes. The holes in the bottom of the enclosure are 0.18 inch in diameter and form a 6.44″... -
Page 7: Wiring The Am-5175
States. ARNING The compliance of the installation to appropriate codes is not ENMET’s responsibility. The AM-5175 should be powered through circuit breakers provided for this purpose. 3.1.2 Power Supply The input power can vary from 100 to 240 V , 50/60 Hz. Power should be connected to the Power Input Terminal TB1 and the Ground screw. -
Page 8: Relay Contacts
It is recommended that power for auxiliary equipment be supplied from an independent power source separate form the AM-5175. Use the existing hole in the enclosure for wire to enter and exit and use appropriate cable fittings. Wiring should be grouped together, V wires should be separated for V wires. -
Page 9: Operation
4.0 Operation When the AM-5175 is installed as described in Section 3, and in clean air, the POWER green LED is on, the display is lit and the information on the display is measurement of the target detected by the AM-5175. The red alarm and fault LEDs are not lit. -
Page 10: Normal Display Mode
4.2 Normal Display Mode When the AM-5175 is installed as described in section 3, and in clean air, the POWER green LED is on, the display is lit and the information on the display in measurement units of ppm detected by the AM-5175. The red alarm and fault LEDs are not lit. -
Page 11: Maintenance
Press and hold the M button for 2 – 4 seconds to enter the Maintenance Menu The Power/Fault LED will flash Green – Red to indicate the AM-5175 is in Maintenance Mode To exit the maintenance Menu and return to the... -
Page 12: Figure 6: Am-5175 Maintenance Menu Flow Chart
Select Select Zero Press the Select button to initiate Zero adjustment If the Zero signal is within Preset Specs the AM-5175 will display Not Present for Oxygen Units Cal OK, See Section 5.2.2 Menu If the Zero signal is not within Preset Specs the AM-5175 will... -
Page 13: Calibration Of The Am-5175
Span function sets the sensitivity of the instrument. Initial Calibration: Wait at least 3 – 4 hours after initially supplying power to the AM-5175 instrument before initial calibration, overnight is preferred. The AM-5175 has been pre-calibrated at the factory, and initial field calibration should result in only fine-tuning to circuit, as well as a way to check that installation is successful. -
Page 14: Exit Maintenance Menu
Not Present for Oxygen Instruments 5.2.2 Zero Adjust The ZERO function must be performed by exposing the AM-5175 instrument to clean fresh air. If the air at the sensor is in question, use a cylinder of 20.9% oxygen to provide a clean air reference. -
Page 15: Gas Span
4. Open the valve to apply the calibration gas to the sensor. An auto detect sequence is initiated after 30 seconds, the AM-5175 will monitor the cal reading for stability. 5. Watch for the signal level to stabilize. This should take about 1 – 4 minutes. -
Page 16: Alarm Set Points
Software revision may cause variations of display output. 5.2.5 mA Span Set The AM-5175 4-20mA span range is set at the factory, normally to the full scale of the measurement and can be changed within limits. To change the span range: Enter the maintenance menu as shown in Figure 6 AM-5175 Maintenance Menu flow chart. -
Page 17: Sensor Replacement
Sensors should be replaced when they can no longer be calibrated. Replacement sensor part numbers are listed in Section 6.0 of this manual. If you do not know the proper part number for your sensor, be sure to have the AM-5175 serial number available when contacting your distributor or ENMET Corporation technical Support. -
Page 18: Accessory And Replacement Parts
AM-5175 ENMET Corporation 6.0 Accessory and Replacement Parts ENMET accessory part numbers: Part number Description 03620-022 Calibration Cup 04834-004 Calibration Regulator Assembly for Steel Cylinder 03219-100 Gas Cylinder, 100 ppm CO in air, (34 Liter, Steel Cylinders) 03296-209 Gas Cylinder, Zero Gas, 20.9% oxygen in nitrogen, (34 Liter, Steel Cylinders) -
Page 19: Warranty
ENMET shall not be liable for any loss or damage caused by the improper use of the product. The purchaser indemnifies and saves harmless the company with respect to any loss or damages that may arise through the use by the purchaser or others of this equipment. - Page 20 734.761.1270 Fax 734.761.3220 Returning an Instrument for Repair ENMET instruments may be returned to the factory or any one of our Field Service Centers for regular repair service or calibration. The ENMET Repair Department and Field Service Centers also perform warranty service work.
- Page 21 K UPS Account number: ________________________ K Federal Express: K Ground K Express Saver K P-1 K Standard K 2-Day Air K FedEx Account number: ________________________ Would you like ENMET to insure the return shipment? K No K Yes Insurance Amount: $_________________...
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