Overview; 4.1 Keypad And Display - EUTECH INSTRUMENTS ALPHA CON 1000 CONDUCTIVITY CONTROLLERTRANSMITTER Instruction Manual

4

Overview

4.1 Keypad and Display

4.1.1 Keypad
Perform rapid calibration
Allows entry to Set up mode
Select individual functions within the function group of Set up mode
Store input data in the Set up mode
Start calibration in the calibration mode
Select various function groups in the Set up mode.
Set parameters and numerical values in sub functions of Set up mode
If pressed continuously, the setting speed increases
Control the relays in the MANUAL function
Return to the Measurement mode when both keys are pressed together
Switch between AUTO and MANUAL relay operation using a code
Display limit set-point values for the switch contacts in AUTO relay operation mode
Switch between RELAY A and RELAY B in MANUAL relay operation mode
4.1.2 Display
The LCD display features two numerical displays that show status messages and measured values for
easy, quick reference. The display provides short-text information for setting parameters and
configuration.
HOLD SETUP
READY
-8.8.8.8 -8.8.8.8
1.8.8.8 1.8.8.8
8 8
Display for RELAY A/B. Green LED indicates measured value within limit while
RED LED indicates measured value outside limit.
Alarm display if limit value overshoot or the ATC connection is broken.
68X216802
MEAS CAL
S
mS
o
C
ATC
HOLD: Relay position and current output are frozen
SETUP: Set-up mode of function groups
MEAS: Measurement mode
CAL: Calibration mode of Conductivity
READY: Comes on after a successful calibration
ATC: Comes on in the ATC mode. Disappears in the
Manual temperature Compensation mode. "ATC"
flashes if the temperature probe is faulty in its ATC
mode
Range No.: Indicates the measurement range
selected