Component names, Component names -1, Vertical impulse piping type – Yokogawa EJA115 User Manual

Page 21: Horizontal impulse piping type

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IM 01C22K01-01E

3-1

3. COMPONENT NAMES

3.

COMPONENT NAMES

F0301.EPS

Vertical impulse piping type

Pressure-detector section

Cover flange

Process connection

Process
connection

Process connector

Process connector

External indicator
conduit connection(Note 1)

Horizontal impulse piping type

Terminal box cover

Conduit
connection

Conduit
connection

Zero-
adjustment
screw

Vent plug

Drain plug

Integral indicator

(Note 1)

CPU
assembly

Mounting
screw

Amplifier cover

Pressure-detector
section

Transmitter section

Manifold

Range-setting switch

(Note 1)

(See Subsection 7.7)

Setting pin(CN4)

Setting Pin (CN4)
Position

(Note 2)

Burn-Out
Direction

Output at
Burn-Out

H

L

H

L

HIGH

LOW

110% or

higher

-5% or

lower

(Note3)

Note 1: See Subsection 10.2, “Model and Suffix Codes,” for details.
Note 2: Insert the pin (CN4) as shown in the figure above to set the burn-out direction. The pin is set to the H side for delivery (unless

option code /C1 is specified in the order).
The setting can be confirmed by calling up parameter D52 using the BRAIN TERMINAL. Refer to Subsection 8.3.3 (10).

Note 3: If optional code /F1 is specified, output signal is –2.5% or lower.

Figure 3.1 Component Names

Table 3.1 Display Symbol

Display Symbol

%, Pa, kPa, MPa, kgf/cm

2

, gf/cm

2

, mbar, bar, atm,

mmHg, mmH

2

O, inH

2

O, inHg, ftH

2

O, psi, Torr

Meaning of Display Symbol

Display mode is ‘square root’. (Display is not lit when ‘proportional’ mode.)

The output signal being zero-adjusted is increasing.

The output signal being zero-adjusted is decreasing.

Select one of these sixteen available engineering units for the display.

T0301.EPS

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