Ultrasonic energy meter for heating and cooling applications (16 pages)
Summary of Contents for Danfoss Micromon
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Refrigeration and Air Conditioning Controls Manual Monitoring and Alarm System Micromon R E F R I G E R A T I O N A N D A I R C O N D I T I O N I N G...
The Micromon has been designed in such a way that programming of the system can easily be performed by untrained personnel, in a matter of minutes. At power up, the programmer is prompted to make a few selections, all driven by easy menu options and icons.
The Micromon provides audio and visual alarms whenever an input exceeds its Alarms pre-set alarm levels. The system can be pre-set to dial-out using a digital dialler or via a modem whenever an alarm occurs (via "extended setup menu").
Key Operation The functions of the keys on the front panel of the Micromon are described in the following sections. Main Functions Alarm Mute Key Use this key to acknowledge and mute the siren or reset the alarm. The red ‘ALARM’...
Fahrenheit and Centigrade. The date format of the Micromon unit can be set to either 'DD/MM' or 'MM/DD'. To select the date format required, press the '↵ ↵ ↵ ↵ ↵ ' key to move the active field box around the 'Date Format' field, then use the ‘...
Log printouts are available for selected points on a timed or demand basis via the Printout Options print menu. 'Timed' means the Micromon is programmed to automatically print a Log Action log at preselected intervals. A log printout can also be initiated via the ‘...
The User Passcode only provides access to the Time/Date setup. Passcode Setup The Micromon default setting are as displayed in the screen shown on the left. From the Extended Menu, select the Passcode Setup option. Use the ‘↵ ↵ ↵ ↵ ↵ ’ to highlight the passcode to be modified. Type in the passcode using the ‘...
Use this option to select the modem dialout settings. From the Extended Menu, select Modem Dialout Setup. When connected to a modem, the Micromon is able to make telephone calls to up to five pre-programmed numbers whenever an alarm is detected (see Alarm Actions section).
123456\R Alarm at \S = \A\R This page info string would cause pager '123456' to receive a message in the form "Alarm at Danfoss Superstore = 24 Fresh Fish 6.4 Hi>6.0" The pager info field is limited to a maximum of 30 characters Use the ‘...
The inhibit function can be password protected. This can be configured by accessing the 'Passcode Setup' screen. Any point on the Micromon can have an offset applied to the displayed readings to compensate for cable run losses etc. These offsets are point specific and may...
‘ ’ or ‘ ’ keys. This option starts up the easy setup that is used on initial Micromon setup, as previously described. Point Alarm List Use this option to display the unit's software and hardware details for reference.
High value alarm greater than high alarm limit < Low value alarm less than low alarm limit. Use this option to print the current setup of the Micromon unit. When the Micromon generates a new alarm, the following alarm outputs are activated.
Maintenance Cleaning To keep the Micromon free from dust, periodically wipe the outside surface with a soft dry cloth. DO NOT use any abrasive cleaners, wax or solvents. Stubborn marks may be removed by using a soft cloth dampened with a mild detergent.
Appendix A 'AKM' Call Type The Danfoss AKM has been updated to allow it to receive alarms from m2 Background units. However the m2 alarm dialout procedure differs from the Danfoss Gateway in that it is not as tolerant of faulty telecommunication equipment.
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AKS12 sensors. Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alternations can be made without subsequential changes being necessary in specifications already agreed.
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