PPI HumiTherm GD Temperature and Humidity Controller with Graphic Display 

PPI HumiTherm GD Temperature and Humidity Controller with Graphic Display

Operation

OPERATOR PAGE PARAMETERS
Parameters Settings (Default Value)
Temp.

Set Value >>

SP Low Limit to SP High Limit for Temperature (Default : 25.0)
RH

Set Value >>

SP Low Limit to    SP High Limit for RH (Default : 60.0)
Temp.

LO Deviation >> (Available only if Temp. Low Deviation Alarm is Enabled)

0.2 to 99.9

(Default : 2.0)

Temp.

HI Deviation >> (Available only if Temp. High Deviation Alarm is Enabled)

0.2 to 99.9 (Default : 2.0)
RH
LO Deviation >> (Available only if RH Low Deviation Alarm is Enabled)
0.2 to 99.9

(Default : 2.0)

RH
HI Deviation >> (Available only if RH High Deviation Alarm is Enabled)
0.2 to 99.9 (Default : 2.0)
Change Password >> 1 to 100

(Default : 0)

SUPERVISORY > SERIAL PARAMETERS
Parameters Settings (Default Value)
Device ID >> 1 to 127

(Default : 1)

Baud Rate >> 2400

4800

9600
19200
38400
57600
(Default : 9600)
Parity >> None Even Odd

(Default : Even)

Serial Write >> No Yes

(Default : No)

SUPERVISORY > PV OFFSET
Parameters Settings (Default Value)
Temp.
Zero Offset >>
-50.0 to 50.0
(Default : 0.0)
RH Zero Offset >> -50.0 to 50.0

(Default : 0.0)

SUPERVISORY > TEMPERATURE / RH ALARM ENABLE
Parameters Settings (Default Value)
Temp Low Alarm >> Temp High Alarm >> Disable Enable

(Default : Enable)

RH Low Alarm >> RH High Alarm >> Disable Enable

(Default : Enable)

SUPERVISORY > PASSWORD
Parameters Settings (Default Value)
Change Password >> 1000 to 1999 (Default : 123)
SUPERVISORY > EXIT
Parameters Settings (Default Value)
Exit Setup Mode >> Yes No

(Default : No)

FACTORY > TEMPERATURE > ALARM
Parameters Settings (Default Value)
Hysteresis >> 0.1 to 99.9

(Default : 0.2)

Inhibit >> No Yes

(Default : No)

FACTORY > TEMPERATURE > CONTROL
Parameters Settings (Default Value)
Tune >> No Yes

(Default : No)

Setpoint LO Limit >> 0.0 to Setpoint HI Limit (Default : 10.0)
Setpoint HI Limit >> Setpoint LO Limit to 99.9

(Default : 99.9)

CONTROL ZONES : DUAL
Parameters Settings (Default Value)
CZ Prop Band >> 0.1 to 999.9

(Default : 50.0)

CZ

Integral Time >>

0 to 3600 Sec (Default : 100 Sec)
CZ

Derivative Time >>

0 to 600 Sec (Default : 16 Sec)
HZ Prop Band >> 0.1 to 999.9

(Default : 50.0)

HZ

Integral Time >>

0 to 3600 Sec (Default : 100 Sec)
HZ

Derivative Time >>

0 to 600 Sec (Default : 16 Sec)
Cycle Time >> 0.5 to 100.0 Sec (Default : 10.0 Sec)
CONTROL ZONES : SINGLE
Parameters Settings (Default Value)
Proportional Band >> 0.1 to 999.9

(Default : 50.0)

Integral Time >> 0 to 3600 Sec (Default : 100 Sec)
Derivative Time >> 0 to 600 Sec (Default : 16 Sec)
Cycle Time >> 0.5 to 100.0 Sec (Default : 10.0 Sec)
FACTORY > TEMPERATURE > SENSOR INPUT
Parameters Settings (Default Value)
Input Type >> RTD Pt100 0-20mA

4-20mA

0-5V

0-10V

1-5V

(Default : RTD Pt100

Signal LO >> Signal HI >>
Input Type Settings Default
Oto 20mA 0.00

to 20.00

0.00
4 to 20mA 4.00

to 20.00

4.00
0 to 5V 0.000

to 5.000

0.000
0 to 10V 0.00

to 10.00

0.00
1 to 5V 1.000

to 5.000

1.000

 

Range LO >> -199.9 to 999.9 Counts

(Default : 0.0)

Range HI >> -199.9 to 999.9 Counts
(Default : 100.0)
FACTORY > HUMIDITY (RH) > ALARM
Parameters Settings (Default Value)
Hysteresis >> 0.1 to 99.9

(Default : 0.2)

Inhibit >> No Yes

(Default : No)

FACTORY > HUMIDITY (RH) > CONTROL
Parameters Settings (Default Value)
Tune >> No Yes

(Default : No)

Setpoint LO Limit >> 0.0 to Setpoint HI Limit (Default : 10.0)
Setpoint HI Limit >> Setpoint LO Limit to 99.9

(Default : 99.9)

CONTROL ZONES : DUAL
Parameters Settings (Default Value)
CZ Prop Band >> 0.1 to 999.9

(Default : 50.0)

CZ

Integral Time >>

0 to 3600 Sec (Default : 100 Sec)
CZ

Derivative Time >>

0 to 600 Sec (Default : 16 Sec)
HZ Prop Band >> 0.1 to 999.9

(Default : 50.0)

HZ

Integral Time >>

0 to 3600 Sec (Default : 100 Sec)
HZ

Derivative Time >>

0 to 600 Sec (Default : 16 Sec)
Cycle Time >> 0.5 to 100.0 Sec (Default : 10.0 Sec)
CONTROL ZONES : SINGLE
Parameters Settings (Default Value)
Proportional Band >> 0.1 to 999.9

(Default : 50.0)

Integral Time >> 0 to 3600 Sec (Default : 100 Sec)
Derivative Time >> 0 to 600 Sec (Default : 16 Sec)
Cycle Time >> 0.5 to 100.0 Sec (Default : 10.0 Sec)
FACTORY > HUMIDITY (RH) > SENSOR INPUT
Parameters Settings (Default Value)
Input Type >> 0-20mA
4-20mA
0-5V
0-10V
1-5V
(Default : 0-5V)
Signal LO >> Signal HI >>
Input Type Settings
0 to 20 mA 0.00 to 20.00
4 to 20 mA 4.00 to 20.00
0 to 5 V 0.000 to 5.000
0 to 10 V 0.00 to 10.00
1 to 5 V 1.000 to 5.000

Default : Signal Low 0.000
Signal High 5.000

Range LO >> -199.9 to 999.9 Counts

(Default : 0.0)

Range HI >> -199.9 to 999.9 Counts
(Default:100.0)
FACTORY > COMPRESSOR
Control Strategy : Heat + Cool
COMPRESSOR STRATEGY >> CONT. OFF CONT. ON SP BASED PV BASED

(Default : CONT. ON)

CONT. ON SP BASED PV BASED
Time Delay (sec) >>

0 to 1000 Sec (Default : 200 Sec)

Boundary Set Value >>

0.0 to 100.0

(Default : 45.0)

Compressor SP >>

0.0 to 100.0

(Default : 2.0)

Control Zones >>

SINGLE DUAL

(Default : SINGLE)

Hysteresis >>

0.1 to 99.9

(Default : 2.0)

Time Delay (sec) >>

0 to 1000 Sec

(Default : 200 Sec)

Time Delay (sec) >>

0 to 1000 Sec

(Default : 200 Sec)

FACTORY > BOILER WATER LEVEL
Parameters Settings (Default Value)
Enable >> No Yes

(Default : No)

Water Single Switch
Level Startegy >> Dual Switch LO-HI Dual Switch LO-VLO
(Default : Single Switch)
Switch-1 Logic >> Open : Water LO Close : Water LO

(Default : Close : Water LO)

Switch-2 Logic >> Open : Water HI Close : Water HI

(Default : Close : Water HI)

OR

Open : Water VLO Close : Water VLO

(Default : Close : Water VLO)

FACTORY > DOOR OPEN
Parameters Settings (Default Value)
Enable >> No Yes

(Default : No)

Switch Logic >> Open : Door Open Close : Door Open

(Default : Close : Door Open)

Door

Alrm Dly (sec) >>

0 to 1000 Sec (Default : 60 Sec)
FACTORY > FACTORY DEFAULT
Parameters Settings (Default Value)
Set To Default >> No Yes

(Default : No)

FACTORY > PASSWORD
Parameters Settings (Default Value)
Change Password >> 2000 to 2999

(Default : 321)

FACTORY > EXIT
Parameters Settings (Default Value)
Exit Setup Mode >> No Yes

(Default : No)

FRONT PANEL KEY

KEYS OPERATION
Symbol Key Function
Icon Scroll Press to scroll through various Process Information Screens in Normal Operation Mode.
Icon Alarm Acknowledge Press to acknowledge and mute (if active) alarm output.
Icon DOWN Press to decrease the parameter value. Pressing once decreases the value by one count; keeping pressed speeds up the change.
Icon UP Press to increase the parameter value. Pressing once increases the value by one count; keeping pressed speeds up the change.
Icon SET-UP Press to enter or exit set-up mode.
Icon ENTER Press to store the set parameter value and to scroll to the next parameter.
PV ERROR INDICATIONS
Message Error Type Cause

OPEN

Sensor Open Sensor (RTD Pt100) Broken / Open

OVR

Over-range Temperature above Max. Specified Range

UNR 

Under-range Temperature below Min. Specified Range

ELECTRICAL CONNECTIONS

Electrical Connections

PPI Logo

Documents / Resources

PPI HumiTherm GD Temperature and Humidity Controller with Graphic Display [pdf] Instruction Manual
HumiTherm GD Temperature and Humidity Controller with Graphic Display, HumiTherm GD, Temperature and Humidity Controller with Graphic Display, Controller with Graphic Display, Graphic Display

References

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