Microsensor MPM380 Operation Manual page 7

calibrate transducer exteriorly.
Pins to see chart 5:
6.4 Plug Operation (transducer with plug connection)
YL14F plug is the enclosed component of MPM420 controlling pressure transmitter
which is made by our company self. The plug has reliable connection and good protection.
For easier operation and installation, please confirm LY14F plug operation:
1. Disconnect the plug from transducer socket:
The socket is fixed on transducer housing, connecting with plug by thread connection. If
the user wants to disconnect plug, please firstly unscrew metal screw cap anticlockwise by
fingers, then disconnect the plug.
2. Cable connection:
a. Clamp the screw cap with left middle finger and first finger, and fix plug core with thumb.
Unscrew the black plastic screw cap anticlockwise with right hand, and then disconnect the
plug. Please see chart 6:
b. Thrill cable through the plug from right to left as indication on chart 6. Weld wires to
pins on the plug as item 6.3, then put on plastic casing and restore the plug.
3. Insert plug into the transducer socket:
a. please check the orientation marks on the plug and socket
There is a little wide and deep orientation groove on the core of plug YL14F (see chart 7),
it is used for matching to the orientation protuberance (see chart 8) on the socket. Please pay
attention that there are two little groove near the orientation groove on the plug core, they are
technics groove for production, but not orientation groove.
Chart 5
Chart 6
7 6
5 4
3
2
1
orientation
groove
Chart 7
MPM380 Piezoresistive Pressure Transducer
6 7
3 4 5
1
2
orientation
protuberance
5
Chart 8