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® ToxiLtd Single Gas Detector Reference Manual Sperian Instrumentation 651 South Main Street Middletown, CT 06457 (800) 711-6776 (860) 344-1079 Fax (860) 344-1068 Part number 13-266 Version 2.00 23AUG2007...
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THE TOXILTD ® PERSONAL PORTABLE GAS DETECTORS HAVE BEEN DESIGNED FOR THE DETECTION AND MEASUREMENT OF POTENTIALLY HAZARDOUS ATMOSPHERIC CONDITIONS. IN ORDER TO ASSURE THAT THE USER IS PROPERLY WARNED OF POTENTIALLY DANGEROUS ATMOSPHERIC CONDITIONS, IT IS ESSENTIAL THAT THE INSTRUCTIONS IN THIS REFERENCE MANUAL BE READ, FULLY UNDERSTOOD, AND FOLLOWED.
Effects of contaminants on oxygen sensors..........11 3.2.2 Effects of contaminants on toxic gas sensors ........... 11 Fresh air/zero calibration.................. 12 Functional (bump) testing for ToxiLtd with toxic gas sensor......12 Span Calibration for ToxiLtd with toxic gas sensor ........... 13 Failure to calibrate.................... 14 3.6.1 Fresh air/zero calibration failure..............
ATEX Label Requirement Warnings and Cautions Signal Words The following signal words, as defined by ANSI Z535.4-1998, are used in the ToxiLtd Operator’s Guide. indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
Do not reset the calibration gas concentration setpoints in the ToxiLtd unless the concentrations of your calibration gas differ from the concentrations of the calibration gas that is normally supplied by Sperian for use in calibrating the ToxiLtd.
2 years of the startup instrument’s operating life. After the 2- If the ToxiLtd fails to detect the sensor year instrument life cycle is up, the during startup, it will show “F 1” with the instrument will turn itself off.
MODE button. The MODE button is used established procedures. The safest to turn the ToxiLtd on and off, to view the course of action is to immediately MAX screen and to initiate the automatic leave the affected area, and to return calibration sequence.
When the warm-up period concludes, the The MODE button is used to turn the instrument will show three dashes with ToxiLtd on and off (if desired), to access the negated horn symbol. MAX gas readings for the current session and to initiate the fresh air/zero and span calibration sequences.
Functions If “F 1” is shown and the ToxiLtd shuts itself down, contact Sperian or your local As stated above, the ToxiLtd will show the distributor for further information.
Turning the ToxiLtd off bottom of the current To turn the ToxiLtd off, press and hold the gas readings screen MODE button. After 5 seconds, the without the triangular instrument will light up all segments on warning symbol.
Calibration adjustments are made It is also possible to use the ToxiLtd to automatically by the instrument. sample remote locations with the hand- Verification of accuracy aspirated sample-draw kit that is available Sperian recommends regular verification separately.
To perform a functional (bump) test, do procedure: the following: 1. From the current gas reading screen, 1. Turn the ToxiLtd on and wait at least press the MODE button three times three minutes to allow the readings to within two seconds. The ToxiLtd will fully stabilize.
1. Press the MODE button before the calibration kit components when countdown is complete to initiate the calibrating the ToxiLtd can lead to span calibration. The display will inaccurate and potentially dangerous alternate between “GAS” and the...
“no” and “CAL” atmosphere known to be fresh, the screens will be alternately displayed. ToxiLtd can be forced to fresh air calibrate as follows. 1. Follow instructions 1 and 2 in section 3.3 to begin the fresh air/zero calibration sequence.
Align the infrared port at the top front of inaccurate and potentially dangerous the ToxiLtd with the PC’s infrared port and readings. proceed with the download. The ToxiLtd should be located 1-2” (2.5-5cm) from the Fresh air/zero calibration in a IrDA Port.
This feature allows you to adverse effect on the sensors. a “bump” test prior to each calibrate a Sperian gas detector in day’s use. It is not necessary to If these tests demonstrate about the same time as it takes to...
General Sperian Protection Instrumentation, LLC (hereafter Sperian) warrants gas detectors, sensors and accessories manufactured and sold by Sperian, to be free from defects in materials and workmanship for the periods listed in the tables below. Damages to any Sperian products that result from abuse, alteration, power fluctuations including surges and lightning strikes, incorrect voltage settings, incorrect batteries, or repair procedures not made in accordance with the Instrument’s Reference Manual are not covered by the Sperian warranty.
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® ToxiLtd c-UL Version ATEX / CQST Version IECEx Version Firmware Ver. _______ Vibrating Motor Belt Clip Serial # ______________ Activation Date...
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