Setup – Watlow Series 94 User Manual

Page 20

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4 . 4

S e t u p

W a t l o w S e r i e s 9 4

Setup

Output 1: Selects which side or sides the limit setpoints can be programmed for.
Select

[``HI] for high side, select [``LO] for low side or [`H_L] for both.

Range:

[``HI], [``LO], [`H_L]

Default:

[`H_L]

Hysteresis - Limit: Selects the switching hysteresis for Output 1.
Range: 1 to 9999, 0.1 to 999.9°F/1 to 5555, 0.1 to 555.5°C
Default: 3, 0.3°F/2, 0.2°C

Output 2: Selects the output action for Output 2.
Range:

[`PrA]

Process alarm with alarm message displayed

[``Pr]

Process alarm with no alarm message displayed

[``no]

None

Default:

[``no]

Hysteresis - Alarm: Selects the switching hysteresis for Output 2 when

[`Ot2] is

an alarm. Appears only if

[`Ot2] is set to [`PrA] or [``Pr].

Range: 1 to 9999, 0.1 to 999.9°F/1 to 5555, 0.1 to 555.5°C
Default: 3, 0.3°F/2, 0.2°C

Latching: Selects whether the alarm is latching or non-latching. Latching alarms
must be cleared by pressing the Reset Key. Selecting non-latching will automatically
reset the alarm output when the condition clears. Appears only if

[`Ot2] is set to

[`PrA] or [``Pr].
Range:

[`LAt] or [`nLA]

Default:

[`nLA]

Silencing: Selects alarm silencing (inhibit) for the alarm. Appears only when
[`Ot2] is set to [`PrA] or [``Pr]. For more information see Chapter 5.
Range:

[``On] or [`OFF]

Default:

[`OFF]

RTD: Selects the RTD calibration curve for RTD inputs. Will not appear unless
[``In] is set to [`rtd] or [`r†d]. [`JIS] is 0.003916

/

°C,

[`Din] is

0.003850

/

°C.

Range:

[`din] or [`JIS]

Default:

[`din]

Upper Display: Selects what parameter appears on the upper display.
Range:

[``no] No display

[`Pro]

Process temperature

[`LoL]

Low limit set point

[`HiL]

High limit set point

[`LoA]

Low alarm set point

[`HiA]

High alarm set point

Default:

[`Pro]

Bottom Display (Lower): Selects what parameter appears on the lower display.
Range:

[``no] No display

[`Pro]

Process temperature

[`LoL]

Low limit set point

[`HiL]

High limit set point

[`LoA]

Low alarm set point

[`HiA]

High alarm set point

Default:

[`HiL]

{`HSL}

{`Ot1}

{`Ot2}

{`HSA}

{`LAt}

{`SIL}

{`rtd}

{``UP}

{`bot}

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