INFICON Wey-TEK Refrigerant Charging Scale & Optional Charging Module - Manual (Page 5)

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C Display: The display on the Charging Module has two lines of data. The
bottom data line indicates the programmed target charge (by weight) of
refrigerant. It also will display the status of the module if the “HOLD” has been
activated or if the charging cycle is complete, “CHARGE COMPLETE”. The
top line indicates the amount of refrigerant that has been transferred from the
charge cylinder on the Wey-TEK scale.
D UP/DOWN Key: These keys are used to set the programmed charge weight.
Holding the key down will allow rapid up or down scrolling of the display.
E Clear: This key will reset the bottom display to zero. The key must be pressed
and held for 2 seconds for the clear function to activate.
F Charge/Hold: Depending on the status of the module, this key will either start
the charging cycle “CHARGE” or interrupt the charging cycle “HOLD”.
G Wey-TEK Connector: The communication cable to the Wey-TEK scale plugs
into this connector.
H OUT: Connection from module to system (or manifold gauge set) under charge.
Size of connection is 1/4” refrigeration flare fitting.
I IN: Inlet from refrigerant cylinder. Size of connection is 1/4” refrigeration flare
fitting.
OUT IN
xxx lb. xxx oz.
xxx lb. xxx oz.
I - In
H - Out
G - Wey-TEK Connector
F - Charge/Hold
E - Clear
D - Up / Down Key
C - Display
B - On / Off
A - Power
Connection