JENCO 6309 POT, Operation Manual

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2
CONTENTS Page
I. INITIAL INSPECTION and ASSEMBLY 3
MOUNTING PROCEDURE 3
II. GENERAL INTRODUCTION 4
III. USING THE JENCO MODEL 6309 POT 5
A.
FRONT PANEL (Key function illustration) 5
B.
MAIN DISPLAY MODE 6
C.
REAR CONNECTORS 8
D. TURNING ON/OFF THE INSTRUMENT 10
IV. MODEL 6309 POT MODES 11
A.
NORMAL MODE 11
B.
CALIBRATION/SETTING MODE 11
How to use the keys 12
a. CHECK PASSWORD 13
b. USER SETTING 14
c. pH CALIBRATION 14
Step by step pH calibration 15
d. pH CONTROL SETTING 16
e. ORP CALIBRATION 17
f.
ORP CONTROL SETTING 18
g. CURRENT SETTING 19
h. TEMP. CONTROL SETTING 19
I. RS485-RTU/PASSWORD SETTINGS 20
V. CONTROLLING THE RELAYS 21
A.ISOLATION VOLTAGE 21
B.OUTPUT LOAD 21
C.RELAY ACTION, RELAY SETPOINT,
HYSTERESIS MODE & HYSTERESIS VALUE 21
D. pH RELAYS 22
E. ORP RELAYS 23
F. TEMPERATURE RELAY 23
VI. 4-20 mA OUTPUT 23
A. ISOLATION VOLTAGE 23
B. OUTPUT LOAD 23
C. pH LINEAR TRANSMITTER (mA) OUTPUT 24
D. ORP LINEAR TRANSMITTER (mA) OUTPUT 25
E. pH ANTILOG (mA) OUTPUT 26
VII. RS485 INTERFACE OPERATION 27
A. INTRODUCTION 27
B. PREPARING THR METER 27
VIII.ERROR DISPLAYS AND TROUBLESHOOTING 28
IX. pH BUFFERS 30
X. SPECIFICATIONS 31
XI. WARRANTY 33