Installation
21
Figure 16
Sensor Terminal Strip
4.5 Terminal Strip and Wiring Connections Descriptions
1.
Amp. module Connector
2.
Shield Connections
3.
Ground Stud
Table 1 Terminal Strip and Wiring Descriptions
Terminal Strip
Description
Wiring
Analog Outputs
RS485
RX/TX [+]
user
RX/TX [–]
user
#1
0–20 mA or 4–20 mA [+]
user
0–20 mA or 4–20 mA [–]
user
#2
0–20 mA or 4–20 mA [–]
user
0–20 mA or 4–20 mA [+]
user
Amperometric Module (Measuring Board)
Temperature Sensor [+]
black (18 AWG)
temp [+]
Temperature Sensor [–]
blue (18 AWG)
temp [–]
Reference when using the 3 electrodes
Transparent wire
ref
Counter-electrode (anode)
grey (18 AWG)
counter
Working electrode (cathode)
white (18 AWG)
work
pH Auxiliary input
Not used
aux
External shield–long white cable
white (16 AWG)
shielding plate
Internal Shielding
White–18 AWG
GND
ac Power Supply
Main power supply. 100–240 V ac 50/60 Hz
Green/Green-yellow
GND (PE)
White/Blue
neutral (N)
Black/Brown
hot (L)
Relays
Alarm 1. Simple contact
user
Alarm 2. Simple contact
user
Alarm 3 or system alarm. Simple contact.
user
Alarm 4 or timer. Simple contact.
user
IC1
J1
D3
D4
RE4
RE3
D2
RE2
RE1
V1
V2
V3
V4
D1
C8
L2
C6
Z6
Model : 09125-A-2000
Serial No : 0104 549
Ind : D
Wiring located behind the guide plate shall be
rated at 80 C (176 F) or higher.
Vac : 100 - 240 V
Serial N°:
50/60Hz
25VA
Vac:
100 – 240
+
-
+
-
S1
S2
S3/Sys.Alarm
S4/Timer
Mains
PE
N
L
F1
T 2A L
250V
Caution: For continued protection
against risk of fire, replace only
with same type and rating fuse.
Analog
Outputs
Ser
ial com.
(option)
Rela
y
s
Amp
.
m
odule
Preamp
.
Supply
I1
I2
RX/TX +
Temp +
RX/TX –
Shield
Temp –
Ref.
Counter
Work
GND
Aux
GND
+ V
GND
– V
Amperometry 9180
under shielding plate
K2
K9
K4
K5
IC2
J1
RP1
Ic4
K6
RP2
Ref
Temp +
Temp –
Counter
Work
Aux
9180
AMP
V1.03
P1
1
2
3
