pH
CONTROLLER/MONITO
R
Model : PPH-2108
Your purchase of this pH CONTROLLER/MONITO
R
MONITOR marks a step forward for you into the field of
precision measurement. Althou
g
h this pH controller is a
complex and delicate instrument, its durable structure
developed. Please read the followin
g
instructions carefully
and always keep this manual within easy reach.
OPERATION MANUAL
Caution Symbol
Caution :
* Risk of electric shock !
Caution :
* Do not use fingers or any tool
to touch the FLASH TUBE.
* The instrument contains no user
serviceable parts and should not
be opened by the user.
* Repair or after service should be
done by a qualified technician
only.
* Power plug should apply the correct
ACV power voltage
* Operating duty cycle should be
adhered to.
* Cleaning - Only use the dry cloth to
clean the plastic case !
* Equipment protectted throughout
by Double Insulation or Reinforced
Insulation.
Environmental Condition
* Comply with EN61010.
Transient overvoltage at Mains Supply 2500V.
* Pollution Degree 2.
* Altitude up to 2000 meters.
* Indoor use.
* Relative humidity 80% max.
TABLE OF CONTENTS
1. FEATURES.......................................................................1
2. SPECIFICATIONS.............................................................2
2-1 General Specifications................................................ 2
2-2 Electrical Specifications..............................................
.
4
3. FRONT PANEL DESCRIPTION...........................................
.
5
3-1 Display.....................................................................
.
5
3-2 PV ( process value ) indicator..................................... 5
3-3 SV ( set value ) indicator............................................5
3-4 Set Button................................................................
.
5
3-5 Button..................................................................▼ 5
3-6 Button..................................................................▲ 5
3-7 PH/Temp Button........................................................5
3-8 pH control relay indicator...........................................
.
5
3-9 Temp. control relay indicator...................................... 5
3-10 pH indicator............................................................
.
5
3-11 Temp. indicator.......................................................
.
5
3-12 Wire terminals ........................................................ 5
3-13 RS232 terminal........................................................5
3-14 BNC Input socket ....................................................5
3-15 Case holder ............................................................ 5
3-16 pH Electrode plug ( optional )................................... 5
3-17 pH Electrode ( optional )..........................................
.
5
3-18 Temp. Probe ( optional )..........................................
.
5
3-19 Temp. Wires ( optional )..........................................
.
5
4. MEASURING PROCEDURE................................................
.
5
4-1 Terminal connection..................................................
.
6
4-2 pH calibration ...........................................................6
4-3 pH measurement ( with ATC probe )...........................7
4-4 pH measurement ( without ATC probe )...................... 7
4-5 1st layer setting procedures.......................................
.
8
4-6 2nd layer setting procedures......................................
.
10
5. pH CALIBRATION PROCEDURES.......................................14
6. RS232 PC SERIAL INTERFACE..........................................17
7. pH ELECTRODE QUALITY CHECK.....................................
.
19
8. SYSTEM RESET............................................................... 19
9. THE ADDRESS OF AFTER SERVICE CENTER...................... 20
1. FEATURES
* Professional pH and Temp. measurement monitor and
controller.
* pH range : 0 to 14 pH x 0.01 pH.
* pH function with high input impedance avoids measuring
error.
* Optional Temp. probe ( ATC probe, Automatic Temp.
Compensation probe ) is available for pH measurement
compensation and the Temp. measurement.
* Wide manual temperature compensation for pH function,
adjustment can be easily operated by push button on
the front panel.
* pH calibration is easily to be done by push button on the
front panel.
* Build in pH control relay and the Temp. control relay.
* Relay will be make action ( On/Off ) when the reading
value reach high limit or low limit value.
* Temperature Offset value setting.
* Hysteresis value setting for high and low alarm.
* , temp. unit setting with default.℃℉
* Large red LED display, high brightness and easy to read.
* RS232 computer interface, send out the pH and the
temperature data at the same time.
* Optional pH electrode.
* Optional Temperature probe ( ATC probe ).
* Optional data acquisition software.
* Optional GSM controller.
* Microprocessor circuit ensures high accuracy and
provides special functions and features.
* Standard 96 X 48 mm DIN case.
* Wide applications: water conditioning, aquariums,
beverage, fish hatcheries, food processing,
photography, laboratory, paper industry, plating
industry, quality control, school & college.
1
2. SPECIFICATIONS
2-1 General Specifications
Display 4 digits red LED, digit size : 14 mm.
Circuit Custom chip of microprocessor LSI
circuit.
Range PH 0 to 14 PH
Temp. -30 to 100 ℃
Display Unit pH pH
Temp. , ℃℉
pH Input 10^12 ohm
Impedance
Temperature Manual -30 to 100 , be adjusted by℃
Compensation push button on front panel.
for pH Automatic With the optional Temp.
measurement ( ATC ) probe ( TP-07A )
0 to 65 .℃
pH PH7, PH4, and PH10, 3 points calibration
Calibration ensure the best linearity and accuracy.
pH Optional,
Electrode Any PH electrode with BNC connector.
Temp. Probe O ptional, 0 to 65 , TP-07A℃
ATC Probe
Probe Calibration Can set the meter's total operation period to
Period Setting warn the user to make the new calibration for
* PCPS function
the pH electrode.
Sampling Time Approx. 1 second.
Relay outputs Number 2 relays
Function
Relay 1 :
pH control relay.
Relay 2 :
Temperature control relay.
Max load 1 ACA/250 ACV
1 DCA/24 DCV
2
Setting value 1. High limit value setting.
2. Low limit value setting.
3. Hysteresis value setting.
4. Temp. Offset value setting.
* 1, 2, 3 Setting for pH and Temp. function.
External DC 12 V, 50 mA max.
Power Supply
Data Output RS 232 PC serial interface.
Operating 0 to 50 .℃
Temperature
* Meter
Operating Less than 80% R.H.
Humidity
* Meter
Power Supply 90 to 260 ACV, 50/60 Hz.
Power Approx. 4.7 VA/AC 110V.
Consumption Approx. 5.3 VA/AC 220V.
Weight 384 g/ 0.84 LB.
* Meter only.
Dimension DIN size : 96 x 48 mm.
Depth : 110 mm.
Accessories Instruction manual..........................1 PC
Included Case holder with screw...................2 PCs
Optional PH electrodes :
Accessories
* Industrial in line pH electrode, PE-21
* General purpose PH electrode, PE-03
PH buffer solution :
* pH 7 buffer solution, PH-07, PH-07A.
* pH 7 buffer solution, PH-04, PH-04A.
* Temp. probe ( ATC probe ), TP-07A
* Data Acquisition software,
SW-U801-WIN.
* RS232 cable, UPCB-02.
* USB cable, USB-01.
* GSM controller, GSM-889.
* Interface cable ( cable between meter
to GSM-889 ), GMCB-89.
3
2-2 Electrical Specifications (23 ±5 )℃
pH ( meter only )
Range Resolution Accuracy
0 to 14 PH 0.01 PH ± (0.02 PH + 2 d)
Temperature
( used optional Temp. probe, TP-07 A)
Measurement Range Resolution Accuracy
℃ 0 to 65 ℃℃0 to 65 ℃℃0.8 .℃
℉ 32 to 149 ℉℉32 to 149 ℉℉1.5 .℉
*
Specification tests under the environment RF Field Strength less than 3 V/M
and frequency less than 30 MHz only.
4
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