Wiring The Instrument - Hach CL17 Instrument Manual

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1.8.2

Wiring the Instrument

GND
WHT 2
BLK 1
Wire Color Code for:
North America
IEC
Figure 10 Power Connections
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A method to remove power from
the relays locally must be
available in case of an emergency
or for servicing the instrument.
Since the ON/OFF switch can be accessed
without the use of a tool an external switch
is not required for instrument power.
54400_install.fm
Connect the unpowered wires to the instrument power terminal as follows:
1. Strip the outside insulation of each wire back ¼-inch.
2. Connect the three wires to the terminal using the information in the
following table.
3. Ensure the voltage setting is correct and supply power to the instrument.
Protective Earth Ground
Green
Green with Yellow Tracer
ON
OFF
Hot or ∅1
Black
Brown
Chlorine
MENU
K1
NC COM
NO NO
K2
COM
NC
J9
+
GND
EXIT ENTER
Alarms
115V
F2
F1
J4
THIS CLASS A DIGITAL APPARATUS MEETS ALL REQUIREMENTS
OF THE CANADIAN INTERFERENCE CAUSING REGULATIONS.
CET APPAREIL NUMERIQUE DE LA CLASSE "A" RESPECTE
TOUTES LES EXIGENCES DU REGLEMENT SUR LE MATERIEL
BROUILLEUR DU CANADA.
AIR PURGE
.01CFM AT
20 PSIG MAX
¼ IN. O.D. TUBE
ENCLOSURE
CASE DRAIN
SAMPLE IN
1/2 IN. I.D. TUBE
5 PSIG MAX
SAMPLE DRAIN 1/4IN. O.D. TUBE
1/2 IN. I.D. TUBE
Electrical Connections
Section 1
Neutral or ∅2
White
Blue
mg/L
µg/L
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