YOKOGAWA TB830D, User Manual, Page: 25 / 85

<2. INSTALLATION, PIPING, AND WIRING>
2-12
IM 12B01B30-02EN 1st Edition : Mar. 08, 2023-00
2.2.5 Without a sampling system and with a Relay box for
solenoid valve
When the suffix code-A5 (without sampling system and with Relay box for solenoid valve) is
specified, a Relay box is included.
Wire SENCOM cable for turbidity/chlorine (A), FLXA402T power cable (B), TB830D power cable
(C), Relay box power cable (D), power supply cable (E), Relay box control cable (F), and cable
for solenoid valve (G).
Power
Detector
Power
L
N
G
Power
RS485(-R)
Ethernet(-E)
SENCOM
RELAY
CN1
Converter
Measure
Wash
Zero
Drain
O
S
C
SV1 (-A3, -A5)
SV2 (-A2, -A3, -A5)
SV3 (-A3, -A5)
SV4 (-A2, -A3, -A5)
+
–
+
–
+
–
+
–
+
–
(61)
(62)
mA1
(65)
(66)
mA2
(81)
(82)
mA3
(85)
(86)
mA4
(21)
(22)
(24)
SHLD (63)
(87)
(88)
SHLD (89)
A+ (91)
B − (92)
GND (93)
SHLD (94)
Termination (95)
Sensor1
Sensor2
(32) NC
(31) C
(33) NO
S1
(42) NC
(41) C
(43) NO
S2
(52) NC
(51) C
(53) NO
S3
(72) NO
(71) C
(73) NC
S4
L (101)
N (102)
G (001)
(11)
(12)
(21)
(22)
(31)
(32)
(41)
(42)
(13)
L (101)
N (102)
G (001)
L (201)
N (202)
G (002)
L (301)
N (302)
G (003)
CP
AR
L (201)
N (202)
G (003)
L (101)
N (102)
G (001)
L (101)
N (102)
G (001)
RELAY BOX
FLXA402T
Liquid Analyzer for Turbidity and Chlorine
Terminal box A
TB830D
Surface Scattered Light Turbidity Detector
Analog output (-N2, -N4)
Analog output (-N2, -N4)
Analog output (-N4)
Analog output (-N4)
Contact input
(-N2, -N4)
Analog input (-N4)
Contact output
(-WR)
Power
supply
Power
supply
Power supply cable (E)
Relay Box power supply cable (D)
TB830D power supply cable (C)
Relay box Control cable (F)
Power supply cable (E)
FLXA402T power supply cable (B)
Solenoid valve cable (G)
SENCOM cable for Turbidity and Chlorine (A)
• If a Relay box is not included, wire the power cable (E) to the Relay box.
• If Terminal box A is included, wire the power cable (E) to the Relay box.
• Wire the power supply cable (D) between the Terminal box and the Relay box.
Figure 2.14 Wiring diagram without sampling system (with relay-box)
SENCOM cable for
Turbidity/Chlorine (A)
Relay Box
Control cable (F)
TB830D power supply cable (C)
Clamp
Figure 2.15 Wire TB830D (for-A5)