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AM-5175

 

 

ENMET Corporation 

1 

 

 

1.0 Introduction 

The 

AM-5175

 is an ambient air monitoring instrument that measures and detects gases utilizing electrochemical sensor.  The 

AM-5175

 is N

OT

 in an enclosure rated for use in a Class I, Div 1, Groups B, C, D classified area and can not be installed in a 

hazardous location. 

Features of the 

AM-5175: 

 

continuous monitoring of the ambient air 

 

continuous 

LCD

 display of gas and vapor concentrations 

 

menu driven operational and maintenance controls 

 

menu driven calibration procedure 

 

audio and visual alarms indicate unsafe conditions 

 

alarm relay contacts available on terminals 

 

a fault relay and visual fault alarm 

 

alarm acknowledgement capability including audio defeat 

 

mA outputs for target gas 

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All specifications stated in this manual may change without notice. 

 

1.1 Unpack 

Unpack the 

AM-5175

 and examine it for shipping damage.  If such damage is observed, notify both 

ENMET

 customer service 

personnel and the commercial carrier involved immediately. 

Regarding Damaged Shipments 

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:

 It is your responsibility to follow these instructions.  If they are not followed, the carrier will not honor 

any claims for damage. 

 

This shipment was carefully inspected, verified and properly packaged at our company and delivered to the carrier in 
good condition. 

 

When it was picked up by the carrier at 

ENMET

, it legally became your company’s property. 

 

If your shipment arrives damaged: 

 

Keep the items, packing material, and carton “As Is.”  Within 5 days of receipt, notify the carrier’s local office and 
request immediate inspection of the carton and the contents. 

 

After the inspection and after you have received written acknowledgment of the damage from the carrier, contact 

ENMET

 Customer Service for return authorization and further instructions.  Have your Purchase Order and Sales 

Order numbers available. 

 

ENMET

 either repairs or replaces damaged equipment and invoices the carrier to the extent of the liability coverage, 

usually $100.00.  Repair or replacement charges above that value are your company’s responsibility. 

 

The shipping company may offer optional insurance coverage. 

ENMET

 only insures shipments with the shipping 

company when asked to do so in writing by our customer.  If you need your shipments insured, please forward a written 
request to 

ENMET

 Customer Service. 

Regarding Shortages 

If there are any shortages or questions regarding this shipment, please notify 

ENMET

 Customer Service within 5 days of 

receipt at the following address: 

ENMET Corporation 

680 Fairfield Court 

Ann Arbor, MI 48108 

734-761-1270  734-761-3220 Fax 

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.  Notify 

ENMET

 customer service personnel of any discrepancy immediately. 

1.3 Serial Numbers  

Each 

AM-5175

 is serialized.  These numbers are on tags on the equipment and are on record in an 

ENMET

 database. 

Summary of Contents for AM-5175

Page 1: ...ENMET Corporation PO Box 979 Ann Arbor MI 48106 0979 www enmet com Manual part number 80003 551 MCN 14 003 03 20 14 AM 5175 Ambient Air Monitor Manual...

Page 2: ...Sensor Replacement 15 5 3 1 A Factory calibration must be performed 15 6 0 Accessory and Replacement Parts 16 7 0 Technical Data and Specifications 16 8 0 WARRANTY 17 List of Tables Table 1 Relay Fai...

Page 3: ...tems packing material and carton As Is Within 5 days of receipt notify the carrier s local office and request immediate inspection of the carton and the contents After the inspection and after you hav...

Page 4: ...information is displayed Audio Alarm Horn Audio alarm 105 dB at 30cm 12in The audio alarm is activated when the unit is in alarm Visual Indicators and Alarms LED indicators Power Fault Indicator LED G...

Page 5: ...14 J15 J16 J17 This group of terminals is located on the Circuit Board For the contacts for each of three alarm relays and for the contacts of a fault relay See Section 3 3 Terminal J12 For VDC back u...

Page 6: ...riate 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 1...

Page 7: ...through a start up sequence unit serial number and software revision may be shown on the display The instrument may go into alarm briefly but the sensors stabilize quickly If the instrument persists i...

Page 8: ...ly Open J14 K1 Relay 1 NC Normally Closed J14 K1 Relay 1 COM Common Alarm 2 J15 K2 Relay 2 NO Normally Open J15 K2 Relay 2 NC Normally Closed J15 K2 Relay 2 COM Common Alarm 3 J16 K3 Relay 3 NO Normal...

Page 9: ...tatus See the Section 4 1 1 below 4 1 1 Typical Start Up When power is supplied to the AM 5175 the instrument will display the following sequence of information Typical start up sequence of informatio...

Page 10: ...Display indicates mA Span range Full Scale Press MENU button Display returns to gas measurent Operational Display Flow Chart 4 2 1 Alarm Conditions AM 5175 There are three alarm set points available T...

Page 11: ...AM 5175 Maintenance Menus Sequence Example of Display Function Normal Display Mode Measurement of CO Press and hold the MENU button for 2 4 seconds to enter the Maintenance Menu The Power Fault LED wi...

Page 12: ...ess the Menu button to cycle through Maintenance Menus Select OR Zero Cal OK If the Zero signal is not within Preset Specs the AM 5175 will display Bad ZERO Menu Bad ZERO If the Zero signal is within...

Page 13: ...is recommended that the Zero procedure be done prior to the Span procedure ENMET Corporation recommends at least quarterly calibration of the AM 5175 instrument Calibration equipment is available fro...

Page 14: ...in 1 2 seconds display will change to Span If you wish to Span the sensor press the SELECT button you are now ready to apply gas Proceed to gas span step 2 If you wish to Exit the maintenance menu pre...

Page 15: ...To exit cal press MENU button until Exit appears and press SELECT button If the sensor is outside of acceptable parameters Bad Span is displayed If the sensor did not respond an incompatible span gas...

Page 16: ...intenance menu as shown in Figure 6 AM 5175 Maintenance Menu flow chart 1 Press the MENU button until to display Span is displayed 2 Press the SELECT button to initiate the mA Span menu 3 Press the ME...

Page 17: ...is present remove the clip before plugging in the new sensor 6 Replace the Sensor PC board and 2 retaining screws 7 Reconnect the instrument to power 8 Recalibrate the instrument See Section 5 2 Step...

Page 18: ...num Cylinders 67028 0200 Sensor H2S 67028 1100 Sensor O2 67028 1200 Sensor CO 73083 000 Carry Case 7 0 Technical Data and Specifications Electrical Power 15 Amp fused branch circuit 100 240 VAC 0 45A...

Page 19: ...sed 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 eq...

Page 20: ...processing delays ENMET charges a one hour minimum billing for all approved repairs with additional time billed to the closest tenth of an hour All instruments sent to ENMET are subject to a minimum...

Page 21: ...nt Terms K COD Check one K VISA MasterCard______________________ ________ ________ Card number Expiration Card Code K American Express______________________ ________ ________ Card number Expiration Ca...

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