Keypad Functions - Cardinal 204 Installation And Technical Manual

The membrane keypad is not to be operated with pointed objects (pencils,
pens, fingernails, etc). Damage to keypad resulting from this practice is NOT
covered under warranty.
ON / OFF (I / O) KEY
With the indicator off, pressing this key will apply power to the 204 and turn on the display. If
the indicator is already on, pressing this key will remove power from the indicator.
ZERO KEY
This key is used to reset the display to zero up to the selected limit of either 4% or 100% of the
scale capacity. The zero limit is set during setup and calibration of the indicator.
TARE KEY
Pressing the TARE key alone will cause the current gross weight to be stored as the new tare
weight and cause the weight display to change to the net weight display mode ( Net
annunciator will turn on).
NET / GROSS KEY
This key is used to toggle between Net and Gross weight modes. The selected mode is
indicated by turning on the appropriate annunciator on the display. Note that if no valid tare
weight has been entered, pressing this key will cause a momentary display noTArE and the
indicator will remain in the Gross weight mode.
8555-M313-O1 Rev H • 204 Installation & Technical

KEYPAD FUNCTIONS

Figure No. 7
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