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AM-5175

 

 

ENMET Corporation 

10 

 

 

N

OTE

:

 Software revision may cause variations of display output. 

Normal Gas Display 

 

 

 

 

 

 

 

5ppm 

Menu

Press and Hold the Menu button for 2 – 4 seconds to enter the Maintenance Menus 

To change Alarm set points: 
Press Menu switch until Alarm to be changed is displayed 
Press Select switch to display the set point 

The M

ENU

 switch: changes digit indicated by underscore 

cursor 
The S

ELECT

 switch: locks in the underscored digit and 

moves to next digit 

If change is not within range display returns to first digit 
If change is within range display moves to Set Time Delay 

Use M

ENU

 and S

ELECT

 switches as above to change time 

delay.  Between 0 and 5 seconds is allowed 

If change is within range display moves to next menu 

See Section 5.2.4

 

Λ

 - Indicates increasing alarm  

V - Indicates decreasing alarm  

SetTDsec 

Alarm3 

S

ELECT

 

Λ

 20 

M

ENU

 

SetTDsec 

Alarm1 

M

ENU

 

S

ELECT

 

Λ

  5 

SetTDsec 

Alarm2 

M

ENU

 

S

ELECT

 

Λ

 10 

Exit 

Press the Select button to return to the Normal Gas Display.  

See Section 5.2.1 

Menu

Press 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 Preset Specs the AM-5175 will display 

Cal OK, 

See Section 5.2.2 

PV: 

Press the Select button to initiate Zero adjustment 

Not Present for Oxygen Units 

Select 

Select 

OR 

OR 

Menu 

PV: 

 

20 

Apply Cal Gas until signal value becomes stable 
(about 1 to 4 minutes) See Figure 6 

Press Select to enter the cal signal: 
 

If cal is good display will indicate OK or Same 

 

If cal is not within preset “range” display will 

indicate Bad Sens 

 

Cal  OK 

Same  mV 

Bad  Sens 

Span 

You can Press and Hold the Select button to 
change the Calibration Gas Level 

See Section 5.2.3 

Select 

Select 

Select 

To return to Normal Gas Display: 
Press M

ENU

 button until EXIT is displayed 

Then press S

ELECT

 button 

mA Span 

Menu 

Select 

50 

To change mA Span set point: 
Press Menu button until mA Span is displayed 
Press Select button to display the set point 

The Menu button changes digit indicated by underscore cursor 
The Select button locks underscored digit and moves to next digit 

See Section 5.2.5 

 

Figure

 

6:

 

AM-5175 Maintenance Menu Flow Chart 

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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