YOKOGAWA YTA110/KU2 User Manual Download Page 4

IM 01C50B01-01E

7-5

7.  GENERAL SPECIFICATIONS

Factory setting (

)

T0705.EPS

Tag No.

Input sensor type

Lower bound of calibration range

Upper bound of calibration range

Unit of calibration range

Damping constant

Sensor burnout

Output when transmitter fails

Left blank if not specified in order

“Pt100, 3-wire” if not specified in order

“0” if not specified in order 

“100” if not specified in order

°

C” if not specified in order

2 seconds

High side (110%, 21.6 mA DC) 

*1

High side (110%, 21.6 mA DC) 

*2

*1: When option code C1 is specified, Low takes effect (–2.5%, 3.6mADC).
*2: When option code C1 is specified, Low takes effect (–5%, 3.2mADC or less).

7.2 Model and Suffix Codes

Model

Basic Specification Codes

Description

YTA110
YTA310
YTA320

Temperature transmitter (1 input type)
High precision temperature transmitter (1 input type)
High precision temperature transmitter (2 input type)

Output
signal

–D . . . . . . . . . . . . . . . . . . . .
–E . . . . . . . . . . . . . . . . . . . .
–F . . . . . . . . . . . . . . . . . . . .

4 to 20mA DC output, BRAIN communication type
4 to 20mA DC output, HART communication type
FOUNDATION Fieldbus communication type 

*1

A . . . . . . . . . . . . . . . . . 

Always A

Electrical
connection

0 . . . . . . . . . . . . . . .
2 . . . . . . . . . . . . . . .
3 . . . . . . . . . . . . . . .
4 . . . . . . . . . . . . . . .

G1/2 female
1/2 NPT female
Pg13.5 female
M20 female

Built-in indicator

D . . . . . . . . . . . .
N . . . . . . . . . . . .

Digital indicator
None

Mounting bracket

B . . . . . . . . . 

SUS304 Stainless steel 2-inch horizontal pipe mounting 

*2

SUS304 Stainless steel 2-inch vertical pipe mounting 

*2

None

D . . . . . . . . . 

Additional specifications

/

Additional specifications

T0703.EPS

. . . . . . . . . . . . . . . . . . . . . . 
. . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . .

*1: Applicable for YTA320 only.
*2: Use bolts for wall mounting.

N . . . . . . . . . 

7.3 Optional Specifications

Failure alarm up-scale: output status at CPU failure 
and hardware error is 110%, 21.6 mA or more.
Sensor burnout is also set to ‘High’: 110%, 21.6 mA

C3

Failure alarm down-scale: output status at CPU 
failure and hardware error is –5%, 3.2 mA or less.
Sensor burnout is also set to ‘Low’: –2.5%, 3.6 mA

Addition of Degree F and Degree R unit

Output signal low-side: –5 %, 3.2 mA DC or less.
Sensor burnout is also set to ‘Low’: –2.5 %, 3.6 mA DC

Housing Material: SCS14A Stainless steel

Epoxy resin coating

P7 

P1

P2

E1

D2

C2

C1

A

X1

Munsell renotation code: NI1.5 Black

Munsell renotation code: 7.5BG4/1.5, Jade green

Power supply voltage: 10.5 to 32 V DC
Allowable current: Max. 6000A(1

40

s), 

repeating 1000A(1

40

s) 100 times

Metallic silver 

Munsell renotation code: 7.5R4/14 Red

Sensor matching function

*2

RTD Sensor matching function

CM1


PR

NAMUR NE43  
compliant

*2

Item

Descriptions

Painting

Lightning protector

Code

Output signal low-side in
Transmitter failure

*2

Description into “Descriptor” parameter of HART protocol.
(max. 16 characters)

CA

Data Configuration

*2

Stainless Steel Housing

*1

Calibration Unit

Output signal limits:
3.8 mA to 20.5 mA

Amplifier cover only

Amplifier and Terminal covers

Color change

Coating change

T0704.EPS

YT

A110

YT

A310

YT

A320

*1 : Not applicable with other option codes, except for A, C1, D2 and CM1.
*2 : Not applicable for output signal code F. 

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