Screen Blanking Box - Honeywell Thor VM2C User Manual

Rev. (a)

Screen Blanking Box

Screen Blanking Box
Terminal
12-xxV
GND
Please refer to the appropriate illustration below for Screen Blanking Box wiring diagrams.
Caution:
Do not exceed the maximum input voltage, either 60 or 72VDC, specified on the Screen Blanking Box label when
using this configuration.
1. Motion Circuitry - The voltage at the +Vi input on the Screen Blanking Box must be between 10VDC and 60 or 72VDC
(see Screen Blanking Box label) when the vehicle is in motion and less than 5VDC when the vehicle is not in motion.
2. 3 Amp Fuse
3. To -Vo on Vehicle, i.e., Negative Battery Terminal
4. To Pin 7 of COM1 or COM2 (Gray wire when using VM1080CABLE)
5. To Pin 8 of COM1 or COM2 (Black wire when using VM1080CABLE)
Input from vehicle motion sensing circuitry.
Please refer to label on Screen Blanking Box for allowable voltage input range.
DC -
These two terminals are for a user provided serial cable.
The cable must be constructed so that Pin 7 (RTS) connects to switched side of the connection
and Pin 8 (CTS) connects to the other terminal.
Connection
3-17