18 Digital Temperature Controllers E5AZ/E5EZ/E5CZ
E5CZ
PV
SV
ALM1
ALM2
OUT1
HB
OUT2
STOP
CMW
E5CZ
Temperature Unit
Operation Indicators
No. 1 Display
Displays the process value or parameter type.
No. 2 Display
Up Key
Down Key
Mode Key
Level Key
Level + Mode Keys
1. ALM1 (alarm 1)
Lights when the alarm 1 output is
ON.
ALM2 (alarm 2)
Lights when the alarm 2 output is
ON.
2. HB (heater burnout alarm display)
Lights when a heater burnout is de-
tected.
The heater burnout alarm can be
held ON by setting the heater burn-
out latch. To reset, turn the power
supply OFF and then ON or set the
heater burnout alarm value to 0.0 A.
3. OUT1, OUT2 (control output 1, con-
trol output 2)
Lights when control output 1 or con-
trol output 2 (cool) is ON.
However, if control output 1 is a cur-
rent output, OUT1 will always be not
lit.
4. STP (stop)
Lights when control of the E5CZ has
been stopped.
During control, this indicator lights
when an event or the run/stop func-
tion has become stopped. Otherwise,
this indicator is not lit.
5. CMW (communications writing con-
trol)
Lights when communications writing
is enabled and is not lit when it is dis-
abled.
The temperature unit is displayed when the dis-
play unit parameter is set to a temperature. Indi-
cation is determined by the currently selected
"temperature unit" parameter set value. When
this parameter is set to "°C," "c" is displayed, and
when set to "°F, " "f" is displayed.
Displays the set point, manipulated variable,
or set value (setup) of the parameter.
Each press of this key increases values
displayed on the No.2 display. Holding
down this key continuously increases
values.
Each press of this key decreases values
displayed on the No.2 display. Holding
down this key continuously decreases
values.
This key combination sets the E5CZ to the
"protect level."
Press this key to select parameters within
each level.
Press this key to select the setup level. The setup level is
selected in order "operation level" ←→ "adjustment level,"
"initial setting level" ←→ "communications setting level."
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