General specifications, 1 standard specifications, General specifications -1 – Yokogawa EJX930A User Manual

Page 76: Standard specifications -1

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<10. General Specifications>

10-1

IM 01C25T02-01E

10. General Specifications

10.1 Standard Specifications

For items other than those described below,

refer to each User’s Manual.

Applicable Model:

All DPharp EJX/EJA series.

Output:

Digital communication signal based on

F

OUNDATION

Fieldbus protocol.

Supply Voltage:

9 to 32 V DC for general use, flameproof type

and Type n

9 to 24 V DC for intrinsically safe type Entity

model

9 to 17.5 V DC for intrinsically safe type FISCO

model

Communication Requirements:

Supply Voltage: 9 to 32 V DC

Current Draw (Stedy state): 15 mA (max)

Current Draw (Software Download state):

24 mA (max)

Update Period:

Differential Pressure: 100 ms

Static Pressure: 100 ms

Capsule Temperature: 1 s

Amplifier Temperature: 1 s

Integral Indicator (LCD display):

5-digit Numerical Display, 6-digit Unit Display

and Bar graph. The indicator is configurable

to display one or up to four of the I/O signals

periodically.

Functional Specifications:

Functional specifications for Fieldbus

communication conform to the standard

specifications (H1) of F

OUNDATION

Fieldbus.

Function Block:

Block

name Number

Execution

time

Note

AI

3

30 mS

For differential pressure,

static pressure and

temperature

SC

1

30 mS

An Output of Signal

Characterizer block is

a non-linear function of

the respective input. The

function is determined by

a table

IT

1

30 mS

Integrator block integrates

a variable as a function of

the time or accumulates

the counts

IS

1

30 mS

Input Selector block

provides selection of up to

eight inputs and generate

an output based on the

configured action

AR

1

30 mS

Arithmetic block permits

simple use of popular

measurement math

functions

PID 1

45 mS

Works as a field PID

controller in conjunction

with other function blocks.

LM Function:

LM function is supported.

LM function is disabled when shipped.

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