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PHCN-4 10
pH
Controller
MEOMEGA”]
Operator’s Manual
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FOR
towing information available BEFORE contacting
OMEGA:
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OMEGA ’s policy is to make running changes, not
Our
OMEGA is a registered trademark of OMEGA ENGINEERING. INC.
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you are having with the product.
customers the latest in technology and engineering.
COpyriQht
1994 OMEGA ENGINEERING. INC. All rights reserved. This documentation may not be copied,
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and repair requests/inquiries to the
the USA and Canada:
ANY
RETURNS. please have the
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N
PRODUCT(S)
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Have the following information available BEFORE con-
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reoairlcalibration.
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are having with the product.
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INQUIRIES
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DELAYS).
CALIBRATION.
FAX:
photo
(AR)
pan,
Controller Operator ’s Manual
pH
SECTION
Section 1 Getting Started
the
&packing
.I1
1.2
Controller Description
1.3
Keypad Description
1.4
Front Panel
1.5 General Information
Controller.. .........................................................
................................................................
....................................................................
Displays
.................................................................
....................................................................
Section 2 Installing the Controller
2.1
Mounting the Controller
the
2.2 W iring
2.2.1
2.2.2
2.2.3
Controller..
Connect ac Power
Making Input Connections
Making Output
Section 3 Calibrating the
3.1
Calibrating the
pH
pH Electrode
..........................................................
...............................................................
Connections..
Electrode
.........................................................
.........................................
...................................
.....................................................
Section 4
Operating the Controller
4.1
4.2 Error Messages
Section
5
Section 5.1 Specifications
pH
Controller Operator ’s Manual
Entering PHCN-410 Hi/Lo Setpoints
4.1.1
4.1.2
To Enter the Hi
To
Enter the Lo
..........................................................................
Specifications
......................................................................
Setpoint
Value
Setpoint Value..
....................................
..................................
...............................
.4-l
4-l
4-l
4-2
5-l
..
.l
.1 .
Unpacking the Controller
Remove the Packing List and verify that you have received all
equipment. If you have questions about the shipment, please call
the OMEGA Customer Service Department at l-800-622-2378 or
(203) 359-1660.
Upon receipt of shipment, inspect the container and equipment for
any signs of damage. Note any evidence of rough handling in
transit. Immediately report any damage to the shipping agent.
The carrier will not honor
shipping material is saved
examining and removing contents, save packing
material in the event reshipment is necessary.
ii
CI& claims unless all
for
their examination. After
Getting Started
1.2 Controller Description
The OMEGA” PHCN-410
pH controller with automatic temperature compensation, a 4-digit
LED display, two SPDT mechanical relays, and a fixed 4-20
output.
Figure
1-2
pH
controller is a microprocessor-based
l-l.
Front Panel Display
mA
1.3
Keypad Description
The PHCN-410 features four keys for entering all set-up
parameters and performing calibration. (Refer to Figure l-l).
SElITEMP
CAl/ENIER
4
A
reby modes (Lo and Hi)
setpoint
Select
Initiate
buffers
setpoint
Select
Select number from
calibmtion procedure using standard
7.00,4.01
values
numeticol position from right to left
or
10.01 to enter
O-9