IM 05P01C31-15EN page 4/12
■ UT52A
E4-terminal area
E3-terminal area
E2-terminal area
E1-terminal area
101
102
103
104
105
106
107
108
109
110
111
501
502
503
504
505
506
507
508
509
510
511
512
407
401
408
409
410
411
412
301
302
303
304
305
306
307
308
309
310
311
312
201
202
203
204
205
206
207
208
209
210
211
212
101
-112
501
-512
401
-412
301
-312
201
-212
112
■ UT55A (Continued from page 3)
E3-Terminal Area
401-412
E4-Terminal Area
501-506
Contact input
External contact input
DI41
DI42
DI43
DI44
DI45
COM
DI41
DI42
COM
+5V
+5V
DI43
+5V
DI44
+5V
DI45
+5V
UT
UT
(Option code /X4)
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
501
502
503
504
505
506
501
502
503
504
505
506
Function can be assigned to the
terminals with no function.
DI
(Option code /X3)
Contact input
External contact input
DI31
DI32
DI33
DI34
DI35
COM
Common
DI31
DI32
COM
+5V
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
DI33
+5V
DI34
+5V
DI35
+5V
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
UT
407
408
409
410
411
412
407
408
409
410
411
412
DI
Function can be assigned to the terminals with no function.
RS-485
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
RS-485 communication
501
502
503
504
505
RS485
(Option code /C4)
RS-485
RSB(+)
RSA(-)
SG
RS-485 communication/24 V DC loop power supply
+
24 V DC loop power supply
21.6-28.0 V DC
(Max. 30 mA DC)
-
501
502
503
505
506
RS485/LPS24
(Option code /LC4)
+
24 V DC loop power supply
21.6-28.0 V DC
(Max. 30 mA DC)
-
24 V DC loop power supply
505
506
LPS24
(Option code /L4)
Aux. analog input/Contact input
(Option code /A4)
AIN4
Aux. analog input
Default: 1-5 V DC
+
-
External contact input
DI46
COM
DI46
COM
+5V
UT
UT
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
503
504
503
504
505
506
Function can be assigned to the
terminals with no function.
Aux. analog input can be used for
feedforward input in Single-loop
control and Single-loop position
proportional control.
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
(Option code /ET3)
Ethernet communication (with gateway function)
10BASE-T/100BASE-TX
RJ45 connector
Color
Lit
Unlit
Amber
100M bps
10M bps
Green
Linked
Active
Link failure
Color
Lit
Blink
Unlit
Upper side LED (baud rate)
Lower side LED (link activity)
RS-485
RSB(+)
RSA(-)
SG
407
408
409
ETHR
RS-485
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
RS-485 communication
(Option code /CH3)
407
408
409
410
411
RS485
Contact output
(Option code /Y3)
DO
External contact output
DO32
DO31
DO33
DO34
DO35
COM
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Common
UT
407
408
409
410
411
412
Transistor contact rating: 24 V DC, 50 mA
Contact output
External contact output
DO42
DO41
DO43
DO44
DO45
COM
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Common
UT
(Option code /Y4)
501
502
503
504
505
506
DO
Transistor contact rating: 24 V DC, 50 mA
Function can be assigned
to the terminals with no
function.
(Option code /W4)
Contact input / Contact output
DI/DO
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO42
DO41
COM
Common
UT
External contact input
DI41
DI42
COM
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
501
502
503
504
505
506
Function can be
assigned to the
terminals with no
function.
DI41
DI42
COM
+5V
+5V
UT
501
502
503
RS-485 communication / Aux. analog input / Contact input
(Option code /AC4)
External contact input
DI46
COM
Common
DI46
COM
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
UT
UT
Factory default: No function
503
504
503
504
AIN4/RS485
Aux. analog input
Default: 1-5 V DC
+
-
505
506
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
RS-485
RSB(+)
RSA(-)
SG
501
502
503
(Option code /CC3)
CC-Link communication (with Modbus master)
Pin
1
2
Signal name
Description
DA
DB
3
DG
4
SLD
5
FG
RX/TX + signal
RX/TX - signal
TX/RX signal ground
Shield
Frame ground
RS-485
RSB(+)
RSA(-)
SG
407
408
409
CC-L
If the UT is located at the
end of a segment for the
CC-Link communication
wiring, terminating
resistors are separately
needed.
These are to be prepared
by users. (110 Ω: 1 pcs.)
DA
DB
110
Ω
CHK
L ERR
LED
CHK
(red)
L.RUN
(green)
Lit
Unlit
User profile error/
Address error
Normal
Normal.
Communicating successfully.
No carrier
detected/
Connection
timeout
Communication failure
(CRC error)
L.ERR
(red)
Normal
L RUN
1
2
3
4
5
PROFIBUS-DP communication (with Modbus master)
(Option code /PD3)
Pin
1
2
Signal name
Description
VP
RxD/TxD-P
3 RxD/TxD-N
4 DGND
5 SHIELD
+5V bus power
Data signal
(positive data receive/transmit)
Data signal
(negative data recive/transmit)
Signal ground
Shield ground
RS-485
RSB(+)
RSA(-)
SG
407
408
409
PROF
If the UT is located at the
end of a segment for the
PROFIBUS
communication wiring,
terminating resistors are
separately needed.
These are to be prepared
by users. (390 Ω: 2 pcs.
220 Ω: 1 pc., or an active
terminator.)
VP
RxD/TxD-P
Data
line
Data
line
390
Ω
220Ω
390
Ω
RxD/TxD-N
DGND
CHK
RDY
ERR
LED
CHK
(red)
RDY
(green)
Lit
Unlit
ERR
(red)
User profile error
Normal
Normal
Not connected, or
communication failure
(flashing)
Normal. Communicating
successfully
No power, or
communication failure
1
2
3
4
5
(Option code /DN3)
DeviceNet communication (with Modbus master)
RS-485
RSB(+)
RSA(-)
SG
407
408
409
DNET
If the UT is located at
the end of a segment
for the DeviceNet
communication wiring,
terminating resistors
are separately needed.
These are to be
prepared by users.
(121 Ω: 1 pc.)
CAN_H
CAN_L
121
Ω
LED
CHK
(red)
RDY
(green/
red)
Lit/flashing
Unlit
User profile error
Normal
Pin
1
2
Signal name
Description
CAN_H
CAN_L
3
V+
4
V-
5
DRAIN
RX/TX + signal
RX/TX - signal
Shield/Drain wire
DeviceNet power supply 24V
DeviceNet power supply common
Normal. Communicating
successfully (green, lit).
Not connected (green, flashing).
Critical link failure (red, lit).
Communication timeout (red,
flashing)
At power-on/Communication
faulted (green/red, flashing)
No electricity
CHK
MNS
1
2
3
4
5
(Option code /W3)
Contact input / Contact output
External contact input
DI31
DI32
COM
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
UT
407
408
409
DI/DO
Function can be assigned to
the terminals with no function.
DI31
DI32
COM
+5V
+5V
UT
407
408
409
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO32
DO31
COM
Common
UT
Factory default: No function
Factory default: No function
410
411
412
E1-Terminal Area
301-306
E2-Terminal Area
307-312
(Option code /X1)
Contact input
External contact input
DI11
DI12
DI13
DI14
DI15
COM
Common
DI11
DI12
COM
+5V
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
DI13
+5V
DI14
+5V
DI15
+5V
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
UT
301
302
303
304
305
306
301
302
303
304
305
306
Function can be assigned to the terminals with no function.
DI
Contact output
External contact output (transistor)
Transistor contact rating: 24 V DC, 50 mA
DO12
DO11
DO13
DO14
DO15
COM
Common
UT
(Option code /Y1)
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
301
302
303
304
305
306
Function can be assigned to the terminal with no function.
DO
(Option code /U1)
Universal input
TC input
RTD input
Voltage (mV, V) input
+
-
+
-
Current (mA) input
+
-
4-wire
302
303
302
303
303
304
RSP
a
B
b
A 301
302
303
305
(Option code /R1)
Remote input / Contact input
External contact input
DI16
COM
Common
DI16
COM
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
UT
UT
REMOTE when DI16=ON
LOCAL when DI16=OFF
303
304
303
304
RSP
Remote input
Default: 1-5 V DC
+
-
305
306
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
Contact output
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO22
DO21
DO23
DO24
DO25
COM
Alarm 4 (PV low limit)
Common
UT
(Option code /Y2)
307
308
309
310
311
312
Function can be assigned
to the terminals with no
function.
DO
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
(Option code /W1)
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO12
DO11
COM
Common
UT
Contact input / Contact output
External contact input
DI11
DI12
COM
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
301
302
303
304
305
306
DI/DO
Function can be assigned to the terminals with no function.
DI11
DI12
COM
+5V
+5V
UT
301
302
303
(Option code /X2)
Contact input
External contact input
DI21
DI22
DI23
DI24
DI25
COM
Common
DI21
DI22
COM
+5V
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
DI23
+5V
DI24
+5V
DI25
+5V
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
UT
307
308
309
310
311
312
307
308
309
310
311
312
Function can be assigned
to the terminals with no
function.
DI
(Option code /W2)
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO22
DO21
COM
Common
UT
Contact input / Contact output
Factory default: No function
Factory default: No function
External contact input
DI21
DI22
COM
Common
DI21
DI22
COM
+5V
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
UT
UT
307
308
309
307
308
309
310
311
312
DI/DO
Function can be
assigned to the
terminals with no
function.
(Option code /A2)
Aux. analog input
Default: 1-5 V DC
+
-
Aux. analog input / Contact input
External contact input
DI26
COM
Common
DI26
COM
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
UT
UT
309
310
309
310
311
312
Aux. analog input can
be used for feedforward
input in Single-loop
control and Single-loop
position proportional
control.
Function can be assigned to the terminals with no function.
AIN2
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
(Suffix code: Output 1; -P)
(Suffix code: Output 1 and Output 2; -UU, -UR,
-RU or -RR.
Terminal 102 has no function in -AU and -AR.)
(Option code /HA)
PV input
TC input
RTD input
Voltage (mV, V) input
A
+
-
+
-
Current (mA) input
+
-
B
b
(Equipped
as standard)
(Equipped
as standard)
Control output
Contact output
External contact output (relay)
AL3
AL2
AL1
Relay contact rating: 240 V AC, 1 A
30 V DC, 1 A (resistance load)
Alarm-3 output
(PV high limit)
Alarm-2 output
(PV low limit)
Alarm-1 output
(PV high limit)
Common
Common
Common
UT
Heater break alarm
Heater current detection input
CT1
CT2
COM
111
301
302
303
304
305
306
307
308
309
310
311
312
201
202
203
204
205
206
207
208
209
210
101
102
103
104
105
106
107
108
109
110
211
212
Heating/cooling control output
Heating/cooling relay contact output
NO
Heating
-side
Cooling
-side
NO
COM
Contact rating: 240 V AC, 3 A
30 V DC, 3 A (resistance load)
(24 V AC/DC power supply: Option code /DC)
Position proportional control output
Resistance: 100
Ω
to 2.5 k
Ω
Feedback input
100%
0%
Relay contact output
HIGH
(direct)
LOW
(reverse)
COM
Contact rating: 240 V AC, 3 A
30 V DC, 3 A
(resistance load)
+
-
Feedback input
Current (mA)
input
When feedback input is current
E1-terminal area
101
-112
301
-312
201
-212
Relay contact output
NC
NO
COM
Contact rating: 250 V AC, 3 A
30 V DC, 3 A (resistance load)
101
102
103
104
105
106
107
108
109
101
102
103
310
311
312
310
311
312
202
203
201
202
203
202
203
203
204
310
311
312
101
102
103
PV
Retransmission output
4-20 mA DC or
0-20 mA DC
15 V DC loop power supply
14.5-18.0 V DC
(Max. 21 mA DC)
+
-
+
-
Default: 4-20 mA DC
Default: PV retransmission
Load resistance 600
Ω
or less
Retransmission output
(Option code /RT)
205
206
205
206
Can be used for 15 V DC loop
power supply when not used for
retransmission output.
RET
(Equipped as standard)
Contact input
Contact rating: 12 V DC, 10 mA or more
External contact input
DI3
DI2
DI1
COM
AUTO when DI1=ON
MAN when DI1=OFF
STOP when DI2=ON
RUN when DI2=OFF
Common
DI3
DI2
DI1
COM
+5V
+5V
+5V
No-voltage
contact
Transistor contact
Factory default: No function
UT
UT
209
210
211
212
209
210
211
212
Function can be assigned to the terminals with no function.
DI
HBA
VALV
ALM
OUT
OUT
Current/voltage pulse output
0-20 mA DC,
4-20 mA DC,
Voltage pulse (12 V)
-
Retransmission output
+
-
Default: 4-20 mA DC
Default: Undefined
0-20 mA DC,
4-20 mA DC
15 V DC loop power supply
14.5-18.0 V DC
(Max. 21 mA DC)
+
-
311
312
+ 311
312
311
312
OUT2
Factory default:
PV input type is
undefined.
External contact output (transistor)
Transistor contact rating: 24 V DC, 50 mA
Heater break alarm-1
output
Heater break alarm-2
output
Common
HAL1
HAL2
COM
UT
307
308
309
Current/voltage pulse output
0-20 mA DC,
4-20 mA DC,
Voltage pulse (12 V)
+
-
Retransmission output
+
-
Default: 4-20 mA DC
Default: Undefined
0-20 mA DC,
4-20 mA DC
Control output
(Suffix code: Output 1; -A or -U)
15 V DC loop power supply
14.5-18.0 V DC
(Max. 21 mA DC)
+
-
207
208
207
208
207
208
Can be used for retransmission output or 15 V DC loop power suppy when
current/voltage pulse output is not used for control output.
Current output range can be changed.
In Position proportional type, can be used for retransmission output or 15 V DC
loop power supply.
OUT
OUT2
112
Power supply
24 V AC/DC power supply
-
+
100-240 V AC power supply
Allowable range:
100-240 V AC (+10%/-15%)
(free voltage)
50/60 Hz shared
N
L
110
111
110
111
112
112
N
L
(Suffix code: Output 1; -T)
101
102
Triac output
103
NO
COM
Contact rating: 75 - 250 V AC
Allowable load current: 0.8 A
Triac
(Suffix code: Output 1; -R or -U,
and Output 2; N or A)
(Suffix code: Output 2; U or A)
Wiring direction
E1-Terminal Area
301-306
+
24 V DC loop power supply
21.6-28.0 V DC
(Max. 30 mA DC)
-
24 V DC loop power supply
(Option code /L1)
305
306
LPS24
Universal input
(Option code /U1)
TC input
RTD input
Voltage (mV, V) input
+
-
+
-
Current (mA) input
+
-
302
303
303
304
302
303
RSP
4-wire
a
B
b
A 301
302
303
305
(Option code /RCH1)
RS-485
RSB(+)
RSA(-)
SG
RS-485 communication / Remote input / Contact input
Remote input
Default: 1-5 V DC
+
-
External contact input
DI16
COM
Common
DI16
COM
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10m A or more
UT
UT
REMOTE when DI16=ON
LOCAL when DI16=OFF
301
302
303
303
304
303
304
305
306
RSP/RS485
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
Remote input/ Contact input
(Option code /R1)
Remote input
Default: 1-5 V DC
+
-
External contact input
DI16
COM
Common
DI16
COM
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10m A or more
UT
UT
REMOTE when DI16=ON
LOCAL when DI16=OFF
303
304
303
304
305
306
RSP
Specify within a
range of 1-5 V DC,
0-2 V DC,0-10 V DC
(Option code /W1)
External contact output
Transistor contact rating: 24 V DC, 50 mA
DO12
DO11
COM
Common
UT
Contact input / Contact output
External contact input
DI11
DI12
COM
Common
DI11
DI12
COM
+5V
+5V
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
UT
UT
301
302
303
301
302
303
304
305
306
DI/DO
Function can be
assigned to the
terminals with no
function.
RS-485
RSB(+)
RSA(-)
SG
RS-485 communication/24 V DC loop power supply
+
24 V DC loop power supply
21.6-28.0 V DC
(Max. 30 mA DC)
-
301
302
303
305
306
RS485/LPS24
(Option code /LCH1)
RS-485
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
RS-485 communication
301
302
303
304
305
RS485
(Option code /CH1)
Contact input
External contact input
DI11
DI12
DI13
DI14
DI15
COM
DI11
DI12
COM
+5V
+5V
DI13
+5V
DI14
+5V
DI15
+5V
UT
UT
(Option code /X1)
Common
No-voltage contact
Transistor contact
Contact rating: 12 V DC, 10 mA or more
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
301
302
303
304
305
306
301
302
303
304
305
306
Function can be assigned to the
terminals with no function.
DI
Contact output
External contact output
DO12
DO11
DO13
DO14
DO15
COM
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Factory default: No function
Common
UT
(Option code /Y1)
301
302
303
304
305
306
DO
Transistor contact rating: 24 V DC, 50 mA
Function can be assigned to the
terminals with no function.
