All-Spec Industries

3M 740 stationary, wall mounted unit is specifically designed to test static control wrist straps. Use this unit with the 741 shoe electrode (sold separately) and this unit is compatible for testing conductive shoes, heel grounding straps and toe grounding straps.

3M 740 Features:

• Wall mounted base unit
• AC-powered
• Output connector
• Four resistance levels
• Red/Green LED Pass/Fail Indicators
• Microprocessor-controlled
• WEEE compliant
• Accessories available
• Can be calibrated to meet ANSI/NCSL Z540-1 standards*

*Note: If certificate of calibration traceable to NIST is required, then order P/N TM740NIST.

3M 740 Specifications

Dimensions 5.43" x 7.48" x 2.09" (13.8cm x 19.0cm x 5.3cm)

Weight 15.75 oz (450 gm)

Power Supply 27 Volt DC transformer, 150 mA (AC/DC adapter suplied) 6 ft (1.8 m) wire

Test Voltage 20 Volts DC, ±1 Volt, Open circuit

Resistance Ranges: Lower Limit 750k Ohms

Upper limit wrist strap 2, 5, 10 and 35M Ohms

Upper limit footwear 10, 35, 50 and 100M Ohms

Accuracy +20%, -0% for 750K Ohms lower limit ±10% for 2M, 5M, 10M, 35M and 50M Ohms ±20% for 100M Ohms

Output Open collector at pins 1, 2, 4 and 5 DC return at pin 5 +5 volts at pin 3

Wall Mounting 3M™ Dual Lock™ System

Manufacturer MSDS/Specification Information
MSDS Not Available / Specifications Download

Specification Name	Value
Stand Included	No
Footplate Included	No
PC Interface	No
NIST Certified	No
Selectable Test Ranges	Yes
Display	Led
Test Results	Pass/Low Fail/High Fail
Turnstile Included

Other Information	Value
Estimated Weight(lbs)	1.5
Standard Carton Qty	1
GSA/NSN Number	N/A
Country of Origin	UNITED STATES