4.2 - Clear water adjustment
46
TCT-2301 Operating instructions
M2007/3en
©BTG 2004
4.2 Clear water adjustment
4.2.1
At start up
A high-quality consistency measurement depends on a good zero refer-
ence value. The zero reference value is the signal when the probe is put
in Clear Water (CW).
!
The water used for clear water adjustment must be of drinking
water quality.
The purpose of this adjustment is to establish the LED intensity setpoint
in water to have a zero reference when measuring in water.
It also provides a comparison value when cleaning the probe.
For LED intensity adjustment select
.
The following menu appears, see fig 34. Then press
Fig 35 shows the following menu.
1. Fill a bucket of drinking water and put the probe in the water. Make
Confi-
gure
Led int.
adjust
4-20mA MODEMPRINTER
PWR
EJECT
ON/OFF
MEMORY CARD
SPC-1000
Communication Terminal
Led
int.
adjust
Tag
25NT1237
Tx.
Spec
Mode
1
Menu
Devive TCT-2301 version 1.xx
Boot version 1.xx
DSP version xx
<Led int. adjust>: Led intensity adjust-
ment / basic sensitivity settings.
<Tag>: Transmitter ID
<Tx. Spec>: Transmitter spec.
Fig 34 Configure sub-menu
4-20mA MODEMPRINTER
PWR
EJECT
ON/OFF
MEMORY CARD
SPC-1000
Communication Terminal
CW/DCO
CW
LED
intens
57.0%
Set
CW
96.7%
Edit
CW
96.7%
Menu
Fig 35 LED int. adjust sub-
menu.
Send
page
LED current: 54.1%
CW measured: 97.8%