Flex MidContrinent MD23-215 User Manual

Multifunction digital counter drum altimeter

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Rev
Date
1
12/09/2021
2
10/17/2023
This manual provides information intended for use by persons who, in accordance with current
regulatory requirements, are qualified to install this equipment. It is a supplement to the MD23
Installation Manual and Operating Instructions, p/n 9019161.
If further information is required, please contact Mid-Continent Instruments and Avionics.
Mid-Continent Instruments and Avionics
User Guide UG215
Revision 2
User Guide
MD23-215
Multifunction Digital
Counter Drum Altimeter
powered by
Initial release.
Added TS6 backup battery interface features
For
Detail
Mid-Continent Instrument Co., Inc.
dba Mid-Continent Instruments and Avionics
9400 E. 34th Street N.
Wichita, KS 67226 USA
ph
(800) 821-1212
www
mcico.com
Approved
BAW
LB

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Summary of Contents for Flex MidContrinent MD23-215

  • Page 1 User Guide MD23-215 Multifunction Digital Counter Drum Altimeter powered by Date Detail Approved 12/09/2021 Initial release. 10/17/2023 Added TS6 backup battery interface features This manual provides information intended for use by persons who, in accordance with current regulatory requirements, are qualified to install this equipment. It is a supplement to the MD23 Installation Manual and Operating Instructions, p/n 9019161.
  • Page 2: Product Identification

    The model MD23-215 multifunction digital counter drum altimeter is a standard 2-inch (2-¼”) panel-mounted instrument that displays and offers several altitude related functions. Based on Mid-Continent Instruments and Avionics patented FLEX Custom Function Display, this FAA and EASA TSO-approved instrument brings a highly capable and modern addition to the cockpit to display required information and provide useful supplementary functions.
  • Page 3: Connector Pinout

    MD23-215 User Guide 2.1 CONNECTOR PINOUT For standard pre-installation and installation instructions, including location, cable harness assembly, pneumatic inputs (if applicable), mounting, and others, please refer to the IM. Pinout identifications specific to this CID are listed in the tables below. A brief description is provided.
  • Page 4 MD23-215 User Guide Connector Pinout – With TS6 Battery Description Function Ground Power return; connect to a/c ground ARINC Out Labels 203, 204, 212, 217, 234, 235 ARINC Out (paired with pin 2) Dimmer Input 5, 14, or 28VDC input (if used) ARINC In (A) Labels 234, 235 6 –...
  • Page 5: Configuration And Setup

    MD23-215 User Guide 3.1 CONFIGURATION AND SETUP Enter Configuration Mode by pressing and holding the Control Knob while applying power to the unit. For configuration and setup of standard unit functions, including dimming control options and dimming curve definition, please refer to the IM. Configuration settings specific to this unit are found within the User Configuration menu option.
  • Page 6: Operation

    MD23-215 User Guide 4.1 OPERATION For operation of standard unit functions, including the Options Menu, manual brightness control, Info page, and others, please refer to the IM. 4.1.1 PRIMARY DISPLAY PRESENTATION In Flight Mode, the display is presented as shown in the example figures below. Power on screen Normal Operation (example)
  • Page 7: User Options

    MD23-215 User Guide 4.1.2 SECONDARY DISPLAY PRESENTATION Secondary Function elements are defined as follows. Further details about each secondary function can be found in 4.1.4. Display of All Secondary Functions  Standard Baro reset function (STD). Status is displayed in the upper left corner. ...
  • Page 8 MD23-215 User Guide If the aircraft is installed with the TS6 Emergency Battery Power Supply and the BATT INSTALLED configuration option (see 3.1.2) is set to YES, there will be an additional User Options menu item which allows access to a battery status/control menu page.
  • Page 9: Vertical Speed

    MD23-215 User Guide ALTITUDE TARGET The user can use the Altitude Target feature to set a point of interest as a reminder or altitude acquisition value. The Target feature can be turned on or off in the User Options Menu. When on, the Target Value can be set by pressing the Control Knob until the TRGT annunciator turns magenta.
  • Page 10: Battery State Of Charge

    MD23-215 User Guide 4.1.5 TS6 EMERGENCY BATTERY POWER SUPPLY INTERFACE FEATURES If the aircraft is installed with the TS6 Emergency Battery Power Supply and the BATT INSTALLED configuration option (see 3.1.2) is set to YES, the MD23 will monitor aircraft power and display a pop-up notification and option menu when power loss is detected as shown in the image to the right.
  • Page 11: Instructions For Continued Airworthiness

    MD23-215 User Guide 5.1 CONFORMANCE For standard conformance items such as qualification levels and software updates, please refer to the IM. 5.1.1 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS For this application, the MD23 is configured to accept and display data associated with a static pressure source.

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