S y fle, Al.c – Thermo Fisher Scientific Alpha COND 1000 User Manual

Page 32

Operating Instructions

Thermo Scientific Alpha COND 1000

4) Press

the

ENTER key to confirm your selection.

5) Proceed to 7.7.3, or return to Measurement mode by pressing the

▲ and ▼

keys simultaneously (escape).

Note: The factory default setting for the Filter selection is "on".

7.7.3

Selecting the alarm time lag

This parameter group lets you select a period of time
before the alarm activates when your set point has been
overshot. You can select from 0 to 1999 seconds.

1) Follow directions in 7.7.1 to enter Configuration mode.

2) Press the ENTER key. Scroll with the

Δ or ∇ keys

until the upper display shows a numerical value (in
seconds) and the lower display shows “AL.d”.

3) Press

the

▲ or ▼ keys to select how long of an alarm delay (0 to 1999

seconds) you want.

4) Press the ENTER key to confirm your selection.

5) Proceed to 7.7.4, or return to Measurement mode by pressing the

▲ and ▼

keys simultaneously (escape).

7.7.4

Selecting steady or pulse contact for the alarm relay

This parameter group lets you select whether the alarm
contact will operate as a steady contact or a fleeting (single
pulse) contact. Pulse contact closing time is 250 millisecond.

1) Follow directions in 7.7.1 to enter Configuration mode.

2) Press the ENTER key. Scroll with the

▲ or ▼ keys until

the upper display shows “Stdy” or “FLEt” and lower
display shows “AL.C.”.

AL.C = alarm contact

StdY = steady contact

FLEt = fleeting (single pulse) contact

3) Press

the

▲ or ▼ keys to select steady or pulse

contact.

4) Press the ENTER key to confirm your selection.

5) Proceed to 7.7.5, or return to Measurement mode by pressing the

▲ and ▼

keys simultaneously (escape).

HOLD

SETUP

Al.

HOLD

SETUP

S Y

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