OR
OR
U3
4
1
R56
R27
R
47
C
4
7
R28
C
4
3
C
4
4
Y1
C6
U16
+
U25
+
+
+
U23
4
1
1
U12
U2
+
+
C36
U4
U5
R
75
R73
R14
C13
C11
R16
R17
R67
C7
C12
R15
R66
R12
R13
C10
C24
C
3
R4
R5
R6
C4
C56
R68
R74
C53
J1
R52
C54
2
U7
U17
U18
R49
U8
U15
U13
U11
R35
U9
C25
U19
C30
C26
TB3
TB1
TB2
U14
C45
R70
U21
R71
C31
C32
C55
R42
R41
C42
R44
U10
R37
C35
C1
Z2
Z1
R2
R7
R8
R3
R9
R18
R53
C50
C46
C23
C22
C52
C21
C9
C2
C8
Z4
R10
Z3
R24
U22
R11
C15
C5
R22
R25
R20
R
21
Z5
R
29
Z6
Z7
R19
R23
R
40
R38C37
C28
C27
R58
C29
R59
R
34
C39
R36
R46
C41
R45
R63
R61
R60
R
62
C34
C33
R69
Q3
R72
C38
C48
R55
R54
R65
C51
C49
R57
AN SH
AMPEROMETRIC
RTD RET
RTD IN
RTD SH
ANODE
SNS
+5V
-4.5V
CA SH
CATH
ASSY 24203- REV
C22
R32
C47
2
1
J2
6
5
1
J4
4
R11
U9
U18
U15
U16
U13
U5
C49
C46
R77
R73
U3
U4
R3
R1
1
J3
2
U1
C
8
U2
R9
R4
R10
Z6
C16
R23
R15
U10
C6
R6
+
C19
+
C20
+
C28
C
24
+
C21
+
+
C55
R75
C41
R58
R57
C43
C
1
3
U6
R12
C52
R49
C37
C42
R67
C38
R70
R71
C54
R72
C56
R74
R68
C23
C35
R50
C25
C26
R28
R22
C10
R30
Z3
Z4
R35
C15
Z5
C12
C14
R46
U11
R41
C27
C36
R51
R47
J1
C30
R38
R63
C51
C29
R64
R44
U12
U8
R20
R31
R36
Y1
C32
C
3
3
C34
R8
R14
R21
R19
R16
R54
C44
R55
R56
C45
R2
R69
U7
C7
Q3
R29
Z1
C5
R17
Z
2
C3
C4
R5
R61
R65
R66
C18
R27
C1
R7
R13
U20
C48
C50
R62
R25
C2
U19
R76
R53
R45
C17
R60
R33
U22
U14
U26
D1
U21
C39
TB1
-5SHLD
RTD RTN
1
+5
SENSE
REF
GND
RTD IN
pH
SMART pH/ORP
ASSY 24312- REV
SHLD
R40
C10
1
Z4
R
6
4
3
7
R
6
6
R
C3
C2
Z
3
C
4
5
6
R
U
2
1
RTD RTN
CONTACTING
CONDUCTIVITY
ASSY 24355- REV
SHLDSHLD
RTD IN
SEN SEN
4CT4CT
SEN
SHLD
C
3
5
R40
R
5
2
C
3
8
C17
R
5
4
R
4
9
8
5
R
C44
C20
Q
3
R44
R41
C
1
3
2
4
R
R13
R
5
5
C12
5
3
R
9
2
C
C
24
R
3
7
R
6
0
C
3
4
R
36
R
7
5
R
7
0
C
2
5
7
4
C
C
40
R
2
0
U
1
4
C
42
C62
C
5
R
45
C
41
C54
C1
C
39
C45
R9
R6
R68
C49
R67
1
5
C
C
5
5
C57
R63
R
3
R
12
R
1
C
63
R
25
R18
R
30
Z1
C65
C64
R7
3
5
C
Z9
C23
C30
+
C52
U
1
7
R
4
8
U
16
1
R74
R19
C18
U19
U2
R69
R72
U1
C21
R
3
1
R
4
6
R14
R4
R
5
1
3
C
C28
+
R57
U
26
R53
7
2
C
+
0
5
C
+
C14
Z
8
R
2
R
6
2
R61
R8
U
1
0
R11
R76
R15
C16
R28
C56
R59
C22
01
R
C26
+
U
22
U
2
3
C
6
U11
TB1
2
3
C
C
3
6
C59
C
7
C48
Z2
U24
Y1
R38
U
2
5
U4
U15
R
7
1
R47
U
1
2
C43
U
2
8
9
2
U
C
58
C
46
J1
U
6
U
5
T
B2
1
6
C
8
C
9
C
11
C
15
C66
C
6
7
L1
Z
5
U
9
C60
+
U27
U
20
6
Z
Z7
C37
1
6
C
C41
R19
U19
J1
R38
C37
R40
R42
C28
C39
R34
R59
9
2
C
R58
C35
R37
R
7
4
R68
Q1
R64
R52
R21
C27
U10
R46
R36
R20
C5
R18
C6
R13
C14
R32
C7
C15
R26
R12
U3
C2
R24
R33
C17
C16
Z6
C3
R23
R22
R51
C13
C8
C24
R29
R50
Z5
C1
R30
R31
C10
Z2
Z1
C9
Z4
Z3
C12
C11
C21
U7
6
1
R
U12
C34
R62
R60
R61
R63
C33
U15
U13
R45
R41
C53
C43
C44
C42
Y1
U14
R44
R69
Q3
C54
C38
R72
C45
U21
C36
+
C55
C30
R70
R71
U11
C31
+
C26
R35
R11
U9
R25
R66
C4
R54
R55
C
48
R53
C46
0
5
C
U18
C49
C23
R57
U8
C52
U17
C32
U16
R65
C51
R73
R75
C22
R56
R49
R47
C47
J3
ASSY 24236- REV
TURBIDITY
1 3
+
+
+
+
C25
4
POWER SUPPLY
ALARM
WIRING (VAC)
(OPTIONAL)
ANALOG OUTPUT
(OPTIONAL)
SENSOR 1
ANY CSA APPROVED SENSOR
OR SIMPLE APPARATUS
UNCLASSIFIED AREA MODEL 56
CLASS 1 DIVISION 2, GROUPS ABCD 0-50 °C
CLASS II, III DIVISION 2 GROUPS EFG
9. THE EPA AND ISO CLARITY II TURBIDITY SENSORS ARE APPROVED FOR DIVISION 2
8.
THE 222, 225, 226 AND 228 TOROIDAL CONDUCTIVITY SENSORS ARE APPROVED BY CSA FOR USE WITH OPTIONS 21
AND 31.
1.3W. CONTACTING CONDUCTIVITY SENSORS AND pH, ORP, AMPEROMETRIC SENSORS WITHOUT
PREAMPS QUALIFY AS SIMPLE APPARATUS.
6
NON-INCENDIVE FIELD WIRING METHODS MAY BE USED FOR CONNECTING SENSORS TO THE
20/30,
21/31, 22/32,
24/34,
25/35,
OPTION BOARDS. SENSORS MUST BE CSA APPROVED AS NON-INCENDIVE FOR CLASS I,
Voc AND Isc LISTED IN TABLES 1A TO
1C AND THE Ci AND Li OF THE SENSOR AND INTERCONNECTED WIRING MUST BE
Ca AND La LISTED IN TABLES
1A TO 1C
OR BE CLASSIFIED AS SIMPLE APPARATUS
.
5
4
DURING INSTALLATION, LEAVE MAXIMUM AMOUNT OF JACKET INSULATION POSSIBLE ON N.I. FIELD WIRING WITHIN
INSTRUMENT ENCLOSURE. AFTER TERMINATION, WRAP N.I. FIELD WIRING WITHIN ENCLOSURE WITH MYLAR TAPE, TO
ENSURE ADEQUATE DOUBLE INSULATION REMAINS.
3
GROUND CONNECTION MAY BE MADE IN HAZARDOUS AREA.
2. SEAL REQUIRED AT EACH CONDUIT ENTRANCE.
1. INSTALLATION MUST CONFORM TO THE CEC.
SENSOR 2
ANY CSA APPROVED SENSOR OR
SIMPLE APPARATUS
UNCLASSIFIED AREA
METAL CONDUIT
METAL CONDUIT
METAL CONDUIT
METAL CONDUIT
SENSOR CABLE
IS SHIELDED
SENSOR CABLE
IS SHIELDED
METAL CONDUIT
3
SENSOR 1
ANY CSA APPROVED SENSOR OR
SIMPLE APPARATUS
SENSOR 2
ANY CSA APPROVED SENSOR OR
SIMPLE APPARATUS
WARNING
IF THE SENSOR TIP HAS EXPOSED ELECTRODES,
THEN IT MUST ONLY BE USED IN A NON-FLAMMABLE LIQUID PROCESS
TABLE 1A
ENTITY PARAMETERS FOR
OPTIONS 24/34, 25/35, 26/36 (AMPEROMETRIC SENSOR BOARD)
TABLE 1B
ENTITY PARAMETERS FOR
OPTION 22/32 (pH / ORP SENSOR BOARD)
TABLE 1C
ENTITY PARAMETERS FOR OPTION 20/30
(CONTACTING CONDUCTIVITY BOARD)
OPTION 21/31 (TOROIDAL CONDUCTIVITY SENSOR
BOARD) MAY ONLY BE USED WITH 200 SERIES SENSORS.
4 5 6
4 5 6
NON-INCENDIVE FIELD WIRING CONNECTIONS
FOR CLASS 1, DIVISION 2, GROUPS ABCD
OPTION 24/34, 25/35, 26/36 (CHLORINE,
DISSOLVED OXYGEN & OZONE SENSOR BOARD)
OPTION 22/32 (pH/ORP SENSOR BOARD)
OPTION 20/30 (CONTACTING
CONDUCTIVITY SENSOR BOARD)
MAY ONLY BE USED WITH CLARITY II SENSORS.
OUTPUT
PARAMETERS
AMPEROMETRIC
CONNECTORS
TB1, TB2, TB3
Voc, Vo
9.624 V
Isc, Io
250.4 mW
Ca
La
OUTPUT
PARAMETERS
pH TB1
CONNECTOR
Voc, Vo
9.624 V
Isc, Io
115 mA
Ca
La
6 mH
OUTPUT
PARAMETERS
CONDUCTIVITY
CONNECTORS
TB1, TB2
Voc, Vo
6.633 V
Isc, Io
30.45 mA
50.5 mW
Ca
La
85 mH
NOTES: UNLESS OTHERWISE SPECIFIED
SCALE: 1:1
WEIGHT:
SIZE
D
DWG NO
SHEET 1 OF 1
D
1400668
REV
THIS DOCUMENT IS CERTIFIED BY
CSA (REVISION C)
REVISIONS ARE NOT PERMITTED
WITHOUT CSA APPROVAL
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