Hach-Lange SI794 C User Manual - Manual (Page 72)

Calibration
Calibration adjusts the transmitter to the sensor.
Activation Activate with cal
Enter passcode
• Entry of cell constant: 1100
• With calibration solution: 0110
• Product calibration: 1105
• Temp probe adjustment: 1015
Use 4 and 5 to edit a
parameter.
Press enter to confirm/continue.
(To exit, press cal, then enter.)
HOLD
During cali-
bration the
transmitter
remains in
the Hold
mode.
During calibration the transmit-
ter remains in the Hold mode
for reasons of safety. Output
current is frozen (last value or
preset fixed value, depending
on configuration), limit and
alarm contacts are inactive. The
controller is in the configured
state, Sensoface is off, “Calibra-
tion” mode indicator is on. Red
LED blinks when “HOLD ON” has
been set.
HOLD icon
Input errors The calibration parameters are
checked during the input. In the
case of an incorrect input “Err” is
displayed for approx. 3 sec. The
incorrect parameters cannot be
stored. Input must be repeated.
72