10
TWITE INSTRUMENTS
THERMOSTAT MODEL TD-196 OPERATING MANUAL
DISPLAY FUNCTIONS
LED D
ISPLAY
.
Used to display all parameters and set points etc.
1.
4 Digit Led display to display temps and all other set points etc.
2.
Display LED (without the D/M/S LED lit) To display one of the D/M/S
functions press the "ENT" key, then press the
s
"DIS" key while
holding the "ENT" key pressed, the unit will light the D/M/S LED in
rotation, either off (this function), permanently on (for scan mode), fast
flash (maximum/minimum) or slow flash (data log display).
NOTE :- If the 8 channel option is not present the Display will indicate "Errr".
The following is if the D/M/S LED is not lit, see next page for functions
with the D/M/S LED lit :-
Indicates that one of the following is displayed depending on the LED
display on the right. To change to a different display Press the
s t
"DIS" Keys.
1.
Current Control temperature. The temperature
used for control, which is dependant on channels
set in CONTROL CHANNEL
(Set Point No. 33)
and may be any channel or the average of selected
channels.
(channel 1 only if 8 channel multiplexer
is not present).
2.
The current temperature set point.
3.
The current Differential setting.
4.
The High Alarm temperature set point
(chan 1).
5.
The Low Alarm temperature set point
(chan 1).
6.
The current Set Point number
(1 - 4) (chan 1).
7.
The current time in HRS. MIN.
(24 hour format).
8.
The current Day & Date
(day 1 = Sunday).
3.
Setting LED :-
Indicates that the unit is in setting mode.
