Legge Systems Page 4

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CONDUCTIVE FOOTWEAR TESTER

ITEM #SLTM-1
Checks Conductive Footwear Automatically
Item #SLTM-1 Conductive Footwear Tester automatically and accurately measures the exact amount of resistance in conductive footwear and body grounding devices, ensuring a static control environment.
Our Item #SLTM-1 is a quality electronic instrument, precisely built with heavy duty polished aluminum foot plates and designed to give years of dependable service. It is ideal for dangerous, potentially explosive areas or areas in the electronic industry where static can destroy sensitive components.
Stand on the foot plates and the units direct-reading dial with graduated, color-coded scale indicates the exact amount of resistance.
Shipped complete and ready to operate, it has 8 feet of 18-3 type SJ power cord that plugs into any grounded 120 volt AC power source. Also available in 220 volt and battery operated. This unit measures 17 x 12 inches and weighs less than 6 1/2 Ibs. All conductive footwear and body grounding devices, such as LEGSTATS, must be worn in pairs.

SLTM-220V
Same quality construction as the SLTM-1, but in 220V power supply. Plugs into any 220V outlet with proper plug.

SLTM-4145.26
Available to meet DOD standards. Upper limit set at 1 Meg Ohm in accordance with DOD HDBK 4145.26.

Wrist Strap and Foot Ground Testing Device

ITEM #WSLS-S

The LEGGE Model WSLS-S Series Wrist Strap and Leg Strap Tester is designed for the verification of personnel grounding devices under actual wearing conditions. The base of the WSLS-S has a conductive mat for footwear or leg ground testing. The WSLS-S can be conveniently placed so workers can check ground straps without interrupting their normal work day. The WSLS-S is supplied with a long-life 9-volt battery and 120/9V AC adapter.

• High resistance warning buzzer and red LED to indicate high resistance or poor contact with personnel

• Low resistance warning buzzer and red LED to indicate unsafe resistance

• "Good" green LED to indicate safe and adequate static dissipation to ground

• Easily calibrated and traceable to National Bureau of Standards

WRISTAT® TESTER

ITEM #WT25

The LEGGE Item WT25 WRISTAT Tester is designed to test the integrity of our WRISTAT in a fast, efficient and simple manner. ALL of the elements of the WRISTAT — continuity of the strap, integrity of the protective resistor, and satisfactory strap to skin contact — easily confirmed by pressing the top cover of the WT25. The operator (wearer) is tested for a resistance to ground of greater than 750K ohms and less than 10M or switchable to 100M ohms. The upper limit notifies you of an unacceptably high resistance value (ie: possible loss of effective dissipation) and the lower limit warns of unsafe low resistance (possible risk of electric shock from surrounding motors, live wires, etc.)

WT-25 -4145.26
WT-25 -4145.26 is available to comply with DOD HDBK 4145.26. The lower limit is set at 250K and the upper limit is set at 1 MEG (switchable to 10 MEG). Tests are performed in the same manner as the WT25.

WORKSTATION DUAL CONTINUOUS MONITOR

ITEM #LG1016

Continually monitors two operators and workstation to ensure proper path to ground and static dissipation. Monitors work surface for proper ground. Monitors two single wire WRISTATS. Cleanroom compatible. No field adjustments necessary. Auto-switch activation (in banana jack). Fast response — detects intermittent connections. Three pairs of red and green audible alarm. Computer out­put signal. Convenient mounting bracket available. Traceable to NIST standards.

CONTINUOUS MONITOR

Operating Limits: 500 kilohms - 35 megohms
Work Surface Limit: 5 x 108 ohms (LG1016) Response Time: 50mS
Long Term Drift: 3% in 50 years
Temp: 10''Gto40°C

CONDUCTIVITY TESTER

(500 Volt) Meets NFPA Code

ITEM # LA-1

Easy-to-use meter developed for accurately testing the conductivity of floors and equipment. The LA-1 must be used regularly to monitor proper conductivity with NFPA Code #99. Regular use of the LA-1 will establish and maintain procedures for the proper maintenance of conductive floors, eliminate fire hazards, and ensures a static free environment.
• Available with AC power supply or hand crank
• Compact, lightweight and portable
• Simple to use
• Direct-reading dial with color-coded scale
• Various meter scales to choose from

The LA-1 uses 500V DC to test the resistance (in ohms) between two points (NFPA Code #99).

The meter comes ready to use (tin foil must be applied to bottom of weights). Simply follow the instructions for use and instantly obtain an accurate measurement.

LA-1 - HC (not pictured)

Hand crank operated 500V megger also available. The LA-1 is also available in various voltages and ranges, including 100V.

LA-1 - 220V (not pictured)

500V (or specified voltage output) operating with 220V AC power supply. See LA-1 description for additional features.

CONDUCTIVITY TESTER - 100V

ITEM #LA-3123

The battery operated tester performs a variety of conductivity tests. The easy to use tester is highly accurate with clear readout. Simply connect the probes to the object under test and press button switch. Also test AC Voltage of any circuit by connecting probes and reading AC voltage on scale. Built in battery check gives instant confirmation of battery strength. In normal operation the LA-3123 will not need to be calibrated. If the user desires to test calibration of instrument, a suitable resistor with less than 5% deviation may be applied across terminals to verify accuracy of calibration.

Recommended instrument operating position is horizontal, DO NOT USE in external magnetic field exceeding 400 A/m.

ITEM #LAD-3123 (not pictured) Same features as LA-3123 with the addition of a digital readout.

COMBINED RESISTANCE/TEMP/HUMIDITY TESTER

ITEM ffOHMSTAT 262

The only meter designed to test the three most important components involved in static electricity control. Quickly and reliable measures surface resistance, temperature and humidity. Comes complete with carrying case, two five-pound weights and battery. Output voltage is switchable between 10 and 100 volts — making the OHMSTAT 262 very versatile in meeting EOS/ESD specifications.
FEATURES —
• Easy-to-Use Push Button Design
• Portable — Battery Operated
• Accurate and Easy-to-Read Digital Readout
• Five Pound Electrodes Included — Complies with NFPA Code 99

SURFACE RESISTIVITY METER

ITEM #262
LEGGE's 262 Surface Resisitivity Meter is a simple to use, highly repeatable measuring device, for determining the surface resistivity of materials. The 262 incorporates a revolutionary 3-point probe measuring technique, enabling accurate, consistent and repeatable surface resistivity measurements. Provided with fully rechargeable nickel cadmium battery installed.
FEATURES —
• Easy to Use: No cables or probes to adjust
• Portable: Rechargable battery powered
• Wide range of direct LED readings in Ohms
• Designed to widely accepted ASTM-D257 standards

WL MIDGET-SURFACE RESISTIVITY METER

ITEM #WL Midget
The WL MIDGET pocket surface resistivity meter is designed for optimum portability. This tester may be used for spot testing as well as quality control and routine auditing of ESD surfaces. The WL MIDGET is perfect for fast measurements of static dissipative and conductive surfaces. Measurements indicate decade resistance instantly and may be used to determine if additional testing is required. Nine-volt battery operated for convenience.
• Resistance range: 103 - 1012 ohms
• ASTM recommended parallel bar sensing
• Insulator indication
• Resistance to ground using lead provided
• Powered by PP3 9 volt battery
• Complete with PVC carrying case

STATIC LOCATOR

ITEM #300B
Measures the magnitude and polarity of electrostatic fields instantly, reliably and economically. The ultra compact unit features the latest integrated circuit technology to locate and measure, by induction, electrostatic fields. The unit features one button operation and switches between ranges of ± 500 volts and ± 5000 volts when the meter is held 2" from a charged surface.

ITEM #300D: Available in easy to read digital readout for even more accurate measurements.

Voltage Ranges: X1: 0 to ± 500 volts
X10:0 to ±5000 volts
Range Selection: Two position switch
Readouts:
Voltage: Analog meter with center 0
Tricolor scale with 10 divisions for each polarity
Range: X1 - Green LED
X10-Red LED
Battery/Life: Standard 9V/one year
Case Material: ABS plastic with conductive coating
Size: 3.75" l x 2.25" w x 1"d.
Weight: 5 oz.

ALOE-STAT®

ITEM #8062
Conductive Skin Lotion
ALOE-STAT is a conductive skin treatment lotion, containing all the skin conditioning properties of natural aloe. The aloe plant is known for its unsurpassed quality as a skin conditioner, promoting healthy, silk Like skin. It eliminates dryness and improves conductivity during contact with wrist straps. LEGGE uses no chemical additives to alter the natural properties of the aloe plant.
ALOE-STAT contains no oils, glycols, glycerin sterates, alcohols, amines or fragrances. These additives can irritate the skin and block the conductivity of the skin.
PH of this lotion was adjusted to the average pH of human skin. ALOE-STAT conductive lotion is formulated with a high content of aloe plant extract that is absorbed by the skin very rapidly and provides long lasting conductivity. There is no residue left on the skin, eliminating slippery and greasy hands. It is very cost effective, since only about half of the amount is needed for skin treatment, compared to other lotions on the market.

LAB COATS

ITEM #M62CSN

High quality, static dissipative lab coats for static sensitive areas.

Lab coats are available in Royal Blue, Petrol Blue and White. Custom designs and sizes from XS to 5XL are also available.

ALOE-STAT®

Appearance: Colorless*
pH: 6.2-6.5
Odor: Pleasant natural aloe plant scent
Boiling Point: 212ºF
Conductivity: 109 ohms (when dry on non-conductive surface)
Viscosity: 1640 CPS (Brookfield Spindle #3 @ 20 RPM)
Flammability: Non-flammable
Skin Absorption: Rapid and complete
Oily Residue: None
Solvents: None
*Possible slight color change is typical of natural plant extract.
Color change does not effect the performance of the product.

LAB COAT

Content: 97.4% polyester
2.6% carbon suffused nylon
Type: 5 oz. texturized polyester
Warp: Knit constructed for maxi-mum comfort and durability
Surface Resistivity: 2.0 x 105 ohms front
5.0x10s ohms back
Decay: 5000 volts to 0 in less than
1 second
Durability: No significant change with
repeated washes
Non-linting: No steel or cotton fibers

CONDUCTIVE CUSHION INSOLES

ITEM #CCI

Designed to fit ESD Type I and II and Conductive Type I footwear — boots, athletic shoes, even dress shoes — they deliver comfort and performance for anyone who spends time on their feet. Lightweight, durable RUBATEX® Conductive Rubber and covered with metalized polyester fabric. Conforms to ANSI Z41 Standard for Protective Footwear, 3/32" thick for steel toe footwear. Insole material reads 300-500 ohms at 50 volts DC and 100-300 ohms at 10 volts DC.

CONDUCTIVE RUBBER

ITEM #1028
Protective CONDUCTIVE RUBBER BOOTS to be worn directly over socks in static sensitive areas. Especially recommended for industrial spray paint booths and any static sensitive area.
The CRB #1028 is waterproof, solvent and chemical resistant. Is designed with non-slip conductive sole and steel toe. Steel toe cap exceeds ANSI safety standards.
Available in black with green trim and labelled conductive.
Meets and exceeds Mil B-81705B, EIA-IS-5A ASTM-D257-78 for conductivity and decay rate.

CONDUCTIVE RUBBER BOOT
Description: Conductive pac
Lining: Cotton duck
Upper: Rubber
Size Range: 4-15 (men's whole sizes)
Outsole: Non-slip conductive
Color: Black with green trim
Conductivity: Typical 0-500,000 ohms
Height: 12"
Toe: Steel toe cap
Z41.1-1983: 175C75
Weight: 4.2 Ibs. per pair
Shank: Steel

CONDUCTIVE AND STATIC DISSIPATIVE FOOTWARE

We offer a full line of footwear for static control applications. High quality footwear is comfortable and offers complete protection against static generation. Steel toe and soft toe shoes and boots are available.

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