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Omega Engineering Four Zone Temperature OMA-VM520 manual

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Table of contents for the manual

  • Page 1

    M4548-0607 omega.com e-mail: info@omega.com For latest product manuals: omegamanual.info U ser ’ s Guide MADE IN Shop online at Manual and Installati on Instructions Four Zone T emperature Monitor and Alarm Models: OMA-VM520 OMA-VM520-DCP[...]

  • Page 2

    2 23 WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA’s WARRANTY adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGA’s custom[...]

  • Page 3

    http://{Device IP Address}/ltx_conf.html Click on the “Server Properties” button. Enter the Subnet Mask and/or Gateway Address and click “Update Set- tings” Be sure to enter the correct Subnet Mask and Gate way Address for the net- work the OMA-V520-DCP is on. If the status web page does not di splay /load correctly (DCP units) Verify that [...]

  • Page 4

    4 General purpose, dry contact input Wiring Diagram Alarm Relay Output Plug in Thermocouple Terminals 1234 K + K + K + K + Sensor 1 Sensor 2 Sensor 3 Sensor 4 K + K + K + K + K type thermocouples with integrated spade connectors 8 W atch the display and no te any messages present. If the Four Zone Temperature Monitor a nd Alarm does not an swer the[...]

  • Page 5

    Temperature Monitor and Alarm will repeat the wa rning message. This warning message can be repeated up to 2 times by changing the pro- gramm ed value. See th e Programming Repeat Warning Messages se c- tion. If the correct PIN number is not ente red the Four Zone Temperature Moni- tor and Alarm will call the next pr ogramm ed contact te lephone nu[...]

  • Page 6

    Accessing the Four Zone Temperat ure Monitor over the phone 1 From another phone line call the Four Zo ne Temperature Monitor and Alarm. The device will pick up after the progra m med number of rings (Default is 1). 2 To access all functions, enter the 4-digit "Full Access" PIN. (Factory default is 0000). To access only the "Acknow l[...]

  • Page 7

    18 Sensor Reading Af ter Callouts If the Four Zone Temperature Monitor has called all programmed telephone numbers and not made contac t it will wait 20 minutes before attempting to callout again. Peri odically, the time before callouts resume will be displayed. 1: 510 > 2: 200 3: 4: CALL- OUTS IN 17:25 7 Programming Sensor Parameters 1. Accessi[...]

  • Page 8

    ming this sensor and return to step 1.b j) You will hear “ Enter numb er then press pound” k) Enter the value then press # . ► Use * to program a negative number (i.e. *20 = -20º ) ► Acceptable range is -999 to 999 l) You will hear the value y ou just entered (i.e. 50º ) m) Proceed to step 4.a 4. Programming the callout delay time a) You [...]

  • Page 9

    16 1: ok 2: ok 3: n/c 4: n/c Sensor Present Sensor Present Sensor Not Detected Sensor Not Detected Start Up W hen starting up, the Four Zone Temperature Monitor checks each temperature sensor input to verify that a sensor is connected. If a sensor is connected and has a reading within range, “ok” will be printed next to that sensors label. If a[...]

  • Page 10

    10 Accessing the Program Me nu From the Main Menu, press 3 ► The "Full Access" PIN will be reques ted if the "Ack nowledge Only" PIN w as entered initially. If the corr ect "Full Access" PIN is not entered, the Four Zone Temperature Monitor and Alarm will hang up. Programming Contact Telephon e/Pager Numbers The Four[...]

  • Page 11

    Changing the Callout Delay Time W hen a r efrigerat or or fre ezer’s temp erature is ou t of rang e the Four Zo ne Temperature Monitor and Al arm will wait this progra mmable amount of time before making telephone alert calls. (Default 2 minutes) 1 From t he Program Menu, press * 2 You will hear "Callout Ti me Delay is 2 minutes" 3 You [...]

  • Page 12

    12 other device. See the Frequently Ask ed Questions section for details. 1 From t he Program Menu, press 4 to set the number of rings 2 You will hear the programmed number of rings 3 You will hear “Press one to change.” 4 Press 1 to make a change or 2 to return to the Program Menu 5 You will hear “ Enter number then press po und” 6 Enter t[...]