Accessory Liquid Nitrogen Level Monitor Operation; Intended Use; Function; Installation - Thermo Scientific Locator Series Operation Manual And Parts List

Accessory Liquid Nitrogen
Level Monitor Operation
Note
If the level monitor was purchased as
part of a LOCATOR or LOCATOR Plus
system, skip to step #3. If it is a retrofit
for an existing LOCATOR or LOCA-
TOR Plus, begin with step #1.
Note
Level monitor is shipped mounted
directly to the appropriate LOCATOR
or LOCATOR Plus cover.
12

Intended Use

Provides a constant indication of liquid nitrogen level and
alerts you to low level conditions through audible and
visual alarms. The accessory Liquid Nitrogen Level
Monitor can be wired to a remote alarm system, to alert
you to problems when you are not in your laboratory.

Function

Safeguards your precious samples by informing you when
your vessel needs filling and alerting you to excessive liq-
uid nitrogen loss conditions.

Installation

1. Remove the level monitor and LOCATOR or
LOCATOR Plus cover from box.
2. Remove present cover from your LOCATOR or
LOCATOR Plus and replace with your new level
monitor and cover.
3. Check the electrical specifications on the power
supply for electrical data and plug into appropri-
ately grounded receptacle.

Level Monitor Remote Alarm

When connected to your remote alarm system, the Liquid
Nitrogen Level Monitor will alert you to a problem even
when your laboratory is unoccupied. The Liquid Nitrogen
Level Monitorʼs alarm contacts are activated at the same
time the Monitorʼs audible alarm sounds (see
Microprocessor Functions).