Terminal Strip And Wiring Connections Descriptions - Hach 9186 Instrument Manual

Figure 16 Sensor Terminal Strip
1
1. Amp. module Connector

4.5 Terminal Strip and Wiring Connections Descriptions

Terminal Strip
Analog Outputs
Amperometric Module (Measuring Board)
Temperature Sensor [+]
Temperature Sensor [–]
Reference when using the 3 electrodes
Counter-electrode (anode)
Working electrode (cathode)
pH Auxiliary input
External shield–long white cable
Internal Shielding
White–18 AWG
ac Power Supply
Main power supply. 100–240 V ac 50/60 Hz
Green/Green-yellow
White/Blue
Black/Brown
Relays
Alarm 1. Simple contact
Alarm 2. Simple contact
Alarm 3 or system alarm. Simple contact.
Alarm 4 or timer. Simple contact.
2
RP2 J1
K6
9180
AMP
V1.03
Ic4
RP1
IC2
2. Shield Connections
Table 1 Terminal Strip and Wiring Descriptions
Description
RX/TX [+]
RS485
RX/TX [–]
0–20 mA or 4–20 mA [+]
#1
0–20 mA or 4–20 mA [–]
0–20 mA or 4–20 mA [–]
#2
0–20 mA or 4–20 mA [+]
3
K2
J1
P1
IC1
C8
Temp +
L2 Model : 09125-A-2000
Temp –
Serial No : 0104 549
C6
K9
Ref
Counter
Work
Z6 Wiring located behind the guide plate shall be
Aux
rated at 80 C (176 F) or higher.
K5
K4
black (18 AWG)
blue (18 AWG)
Transparent wire
grey (18 AWG)
white (18 AWG)
Not used
white (16 AWG)
Amperometry 9180
RE1
Serial N°:
V1
V2
RE3
V3
S1
RX/TX +
V4
S2
RX/TX –
Shield
+
S3/Sys.Alarm
I1
-
+
S4/Timer
I2
-
Ind : D
PE
N
Temp +
L
Temp –
Vac : 100 - 240 V T 2A L
Ref.
GND
Counter F1
GND
Work
250V
Aux
under shielding plate
+ V
50/60Hz 25VA
GND
Vac: 100 – 240
– V
Caution: For continued protection
against risk of fire, replace only
with same type and rating fuse.
3. Ground Stud
shielding plate
neutral (N)
Installation
Wiring
user
user
user
user
user
user
temp [+]
temp [–]
ref
counter
work
aux
GND
GND (PE)
hot (L)
user
user
user
user
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