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8
OF
12 PCS300 S
ERIES
I
NSTALLATION
G
UIDE
650-321-017
08/16
©2014 Phoenix Controls
Specifications subject to change without notice. Rev. C
2.4.3 Humidity and Temperature Offset and Display Adjustments: PCS300-x-DOS
When the unit is powered up, pressing
SW1
(Figure 9)will enter the user calibration adjustment mode. When pressed, the LCD will show the
mode as page zero, P0.
The mode page numbers auto-scroll to P5 and then the unit returns to the normal run mode. Pressing
SW1
when the page number is displayed
will show the calibration value that is associated with that mode. The variable will auto-scroll to show all allowed values for the selected page.
Pressing
SW1
when the variable value you need is shown will record that value and return to showing page numbers.
Figure 8.
SW1 calibration button
1
When Active means moving the setpoint slider
2
Display toggles through selections
3
Even when the temperature setpoint is not displayed the terminations SET1 and SET2 are active, sending a 0 to 20 K
Ω
signal out.
PCS300-x-DOS Adjustment Parameters
Parameter
Mode
Default
Adjustment
Temperature Offset
P0
0
±5° in 0.1° increments. A high accuracy reference is recommended.
Humidity Offset
P1
0
±5% in 0.1% increments or R34 when R34 is selected, humidity offset is set by
turning potentiometer R34 situated just to the left of the OVR1 terminal. See
Figure 12. A high accuracy reference is recommended.
Display Units
P2
F
°F or °C
Display RH to Temp Toggle Time
P3
5
3 to 11 seconds
Display Resoultion
P4
0
0 = 0.5
1 = 0.1
Display Section
P5
0
0 = Temperature, Humidity and Temperature Setpoint when active
1
1 = Temperature and Temperature Setpoint when active
1
2 = Humidity and Temperature Setpoint when active
1
3 = Temperature, Humidity and Temperature Setpoint
2
4 = Temperature and Temperature Setpoint
2
5 = Humidity and Temperature Setpoint
2
6 = Temperature Setpoint
7 = Temperature and Humidity
2, 3
8 = Temperature
3
9 = Humidity
3