Watlow Series SD Limit User Manual

Page 31

Wa t l o w S e r i e s S D L i m i t

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C h a p t e r 5 S e t u p

Display

Parameter Name

Description

Settings

Range

(Integer values for Modbus

in parentheses.)

Default

Modbus*

(less 40,001

offset)

Read/Write

Appears if:

Note: Parameters appear in the Operations Page only if activated from the Programming Page.

Note: Some values will be rounded off to fit in the four-character display. Full values can be read with Modbus. All temperature parame-
ters are in °F through 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.

[Addr]
[Addr]

Modbus Device Address

Set the device address for communica-
tions. Every controller on a network must
have a unique address.

1 to 247

This can
only be set
from the
controller
front
panel.

Output 2 is a communi-
cations output.

(SD_ _ - _ _ U _ - _ _ _ _ )

[bAud]
[bAud]

Baud Rate

Set the baud rate at which the communi-
cations occurs.

[9600]
[`19;2]
[`38;4]

[9600]

This can
only be set
from the
controller
front
panel.

Output 2 is a communi-
cations output.

(SD_ _ - _ _ U _ - _ _ _ _ )

[`LOC]
[ LOC]

Lockout

Set the security level for the user inter-
face.

Note: For FM Approval, the

[[~

C]] pa-

rameter must be set to 3 or the limit must
be remotely mounted to restrict casual ad-
justment of limit set points.

[```0] (0) no lockout
[```1] (1) Programming
Page locked and Setup
Page locked except for
[LOC]. [```2] (2) Program-
ming Page locked and Set-
up Page locked except for
[LOC]. Limit set points are
the only Operation Page pa-
rameters accessible.
[```3] (3) Full lockout. All
pages locked except for Set-
up Page,

[LOC] .

See the Features Chapter
for details.

[```0] (0)

43 R/W

Always active.

[LdSP]

Lower Display Look

Selects what value appears in the lower
display.

[nonE] None (0)
[Proc] (1) Process Value
[L1;;Lo] Limit 1 Low Set
Point (2)
[L1;hi] Limit 1 High Set
Point (3)
[L2;Lo] Limit 2 Low Set
Point (4)
[L2;hi] Limit 2 High Set
Point (5)
[A2;Lo] Alarm 2 Low Set
Point (6)
[A2;hi] Alarm 2 High Set
Point (7)
[L3;Lo] Limit 3 Low Set
Point (8)
[L3;hi] Limit 3 High Set
Point (9)
[A3;Lo] Alarm 3 Low Set
Point (10)
[A3;hi] Alarm 3 High Set
Point (11)

[L1;hi] (3)

45 R/W

Always active.