YOKOGAWA NEW GREEN SERIES, User Manual

Page: 26 / 98

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<1. Installation>
IM 05D01C12-41E
4th Edition: May 31, 2006-00
■
UT420 Standard Type (Model UT420-0
䊐
)
1
2
3
4
5
6
7
8
9
10
21
22
23
24
25
26
27
28
29
30
11
12
13
14
15
16
17
18
19
20
19
18
20
29
28
30
DI1
DI2
COM
DI3
COM
R/L
Common
Common
Common
Common
Common
Common
Common
Common
No function
No function
No function
No function
Common
19
18
20
DI1
DI2
COM
+5V
+5V
29
28
30
DI3
R/L
COM
+5V
+5V
DI1
DI2
1.SP 2.SP3.SP 4.SP
OFF
OFF OFF
ON ON
ON
OFF
ON
12
13
14
15
100
Two-wire transmitter
PV input
0.4 to 2.0 V DC signal
Loop power
supply
14.5 to
18.0 V DC
External
resistor
(Note)
Note: Connecting a 100 resistor to the terminals is optional.
Model: X010-100-2 (resistor with M3.5 crimp-on terminal lugs)
15 V DC Power Supply Wiring to Two-wire Sensor
12
13
43
44
250
Two-wire transmitter
PV input
1 to 5 V DC signal
Loop power
supply
21.6 to
28.0 V DC
External
resistor
(Note)
Note: Connecting a 250 resistor to the terminals is optional.
Model: X010-250-2 (resistor with M3.5 crimp-on terminal lugs)
24 V DC Power Supply Wiring to Two-wire Sensor
* Wiring can only be carried out for controllers with 24 V DC
loop power supply.
23
24
25
26
27
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
12
13
11
12
13
A
b
B
14
15
14
15
8
9
10
L
N
1
2
3
NC
NO
COM
6
5
4
7
AL1
AL2
AL3
COM
4-20mADC
RS-485 communication * Wiring can only be carried out
for controllers with communication
functions.
Maximum baud rate: 9600 bps
Power supply
Power supply
CAUTION
Before carrying out wiring, turn off the power
to the controller and check that cables to be
connected are not alive with a tester or the like
because there is a possibility of electric shock.
Relay contact output
Control output
Contact rating: 250 V AC, 3 A
30 V DC, 3 A (resistance load)
Note:Select this option from
the OT parameter.
* Time proportional PID relay contact
output is configured at factory
before shipment.
Alarm output
Alarm-1 output
Alarm-2 output
Alarm-3 output
Common
* DIS is a setup parameter.
Changing DIS setpoint allows you to change the function of external contact input.
16
17
Current/voltage
pulse output
4-20 mA DC,
voltage pulse
(12 V)
Control output
+
-
+
-
+
-
Retransmission output
4-20 mA DC
15 V DC loop power supply
14.5-18.0VDC
(21 mA DC max.)
* PV retransmission is configured
at factory before shipment.
* If 15 V DC loop power supply
is used, retransmission output
cannot be used.
+
-
TC input RTD input
Contact
Transistor contact
Correspondence between parameter DIS and external contact input functions
When DIS=4 When DIS=3 When DIS=2
When DIS=1 (Factory-set default)
When DIS=0
When switching target
SP 1 to 4:
AUTO when DI1=ON
MAN when DI1=OFF
STOP when DI2=ON
RUN when DI2=OFF
Contact rating: 12 V DC, 10 mA or more
AUTO when DI1=ON
MAN when DI1=OFF
2.SP when DI2=ON
1.SP when DI2=OFF
STOP when DI1=ON
RUN when DI1=OFF
2.SP when DI2=ON
1.SP when DI2=OFF
Remote when R/L=ON
Local when R/L=OFF
Remote when R/L=ON
Local when R/L=OFF
Remote when R/L=ON
Local when R/L=OFF
Remote when R/L=ON
Local when R/L=OFF
Remote when R/L=ON
Local when R/L=OFF
* Wiring can only be carried out for
controllers with remote input.
21
22
Remote input
Specify in a range of
1-5 V DC, 0-2 V DC,
or 0-10 V DC.
-
+
Relay contact rating: 240 V AC, 1 A
30 V DC, 1 A (resistance load)
Transistor contact rating: 24 V DC, 50 mA
4-20mADC
12
13
* When receiving 4-20 mA DC current signals,
set the PV input type to 1-5 V DC (setpoint “41”).
䊏
Receiving 4-20 mA DC Current
Signals by the Controller
250
Ω
4-20mA
-
+
OT=0 (factory-set default)
Time proportional control
Relay output (terminals , and )
OT=1
Correspondence between parameter OT and control output types
Time proportional control
Voltage pulse output (terminals and )
OT=2
Current output
(terminals and )
OT=3
On-off control
Relay output (terminals , and )
* OT is a setup parameter.
You can change the settings of the parameter OT to change the control output type.
See “2. Initial Settings,” for more information.
1 2 3 16 17 16 17 1 2 3
Default: 1-5 V DC
UT
UT
12
13
+
-
mV/V input
Load resistance: 600
Ω
or less
Allowable range: 100 to 240 V AC ( 10%)
(free voltage)
50/60 Hz shared
Relay
PV input * Not configured at factory before shipment
See “2. Initial Settings,” for more
information.
Note: Connecting a 250
Ω
resistor to the terminals is
optional.
Model: X010-250-2 (resistor with M3.5 crimp-on terminal
lugs)
Note:Select this
option from
the OT
parameter.
Note: External Contact Input
If the power is turned on when the external contact input is OFF,
the mode (SPN, R/L, or A/M) existing before the power is turned
off will be continued. (except for RUN/STOP)
No function
STOP when DI3=ON
RUN when DI3=OFF STOP when DI3=ON
RUN when DI3=OFF AUTO when DI3=ON
MAN when DI3=OFF