Watlow Series SD31 PID with Optional Countdown Timer Manual do Utilizador descarregar pdf (Página 29)

Watlow Series SD31 ■ 27 ■ Chapter 5 Setup

Display Parameter Name

Description

Settings Range

(Integer values for Modbus

in parentheses.)

Default Modbus*

(less 40,001

offset)

Read/Write

Appears if:

Note: Some values will be rounded off to fit in the four-character display. Full values can be read with Modbus.

* Low register numbers contain the two higher bytes; high register numbers contain the two lower bytes of the four-byte integer.

Decimal precision is implied at three decimal places unless otherwise noted.

** Timer model only (SD31-XXXX-XTXX)

Caution: Writing to registers continuously, such as ramping set points via comms, will damage the SD31 EEPROM memory. See page 59.

[Lgc2]

Alarm 2 Logic

Select the alarm output condition in the

alarm state.

[AL`C]

closed on alarm

[AL`O]

open on alarm

[AL`C] [Ot`2]

is set to

[dE;AL]

[Pr;AL]

[LAt2]

Alarm 2 Latching

Turn alarm latching on or off.

[nLAt]

non-latching - off

[`LAt]

latching - on

[nLAt] [Ot`2]

is set to

[dE;AL]

[Pr;AL]

[SiL2]

Alarm 2 Silencing

Turn alarm silencing on or off.

[`OFF]

off - no silencing

[``On]

on - silencing

[`OFF] [Ot`2]

is set to

[dE;AL]

[Pr;AL]

[dSP2]

Alarm 2 Message

Displays an alarm message when an

alarm is active.

[`OFF]

off - no message

[``On]

on - message

[``On] [Ot`2]

is set to

[dE;AL]

[Pr;AL]

[ACLF]

AC Line Frequency

Set the frequency of the applied AC line

power source.

[``50]

50 (0)

[``60]

60 (1)

[``60]

(1)

276 R/W

If [Ctr1] or [Ctr2] is

set to {

Urtb]

[Unit]

Units of Measurement

Set the type of units used for the PID con-

trol parameters.

[``US]

US (0)

[``SI]

SI (1)

[``US]

(0)

45 R/W

Always active.

[I;Err]

[I.Err]

Input Error Latching

Turn input error latching on or off.

[nLAt]

non-latching (0) - off

[`Lat]

latching (1) - on

[nLAt]

(0)

90 R/W

Always active.

[FAIL]

Input Error Failure Mode

Set the input error failure mode when an

error is detected and the control changes

to manual mode.

[`OFF]

off (0) - 0% power

[bPLS]

bumpless (1) -

current power level

[Man]

manual (2) - fixed

power level

[bPLS]

(1)

252 R/W

Always active.

[MAn]

Input Error Power

Set the manual power level when an in-

put error causes a change to manual

mode.

-100.0 to 100.0%

(-10000 to 10000)

0.0%

253 R/W

[FAIL}

is set to

[Man]

[`dSP]

[ dSP]

Display Default

Select which display appears normally

and which display requires pressing the

ß Key to access.

[`Set]

set point normally

appears, press ß Key to

view process value (0)**

[`Pro]

process normally ap-

pears, press ß Key to

view set point value (1)**

[aC;Ti]

timer normally ap-

pears, press ß key to

view process value (2)**

[ti;Ac]

process normally ap-

pears, press ß key to

view timer value (3)**

[ti;SP]

set point normally

appears, press ß Key to

view timer value (4)**

[to;tt]

press ß key to

toggle between process and

timer values (5)**

[~Pro]

(1)

44 R/W

Always active.

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 71 72

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