5.2 General Specifications for the 3M™ Shoes and Wrist Strap Tester 747
Ambient Operating Conditions | The unit should always be operated indoors, max. 6.562’ (2000 m) height |
Ambient Storage Conditions | Do not store or use the unit where it will be exposed to direct sunlight, |
| high temperatures, high humidity or condensation. If exposed to such |
| conditions, the unit may be damaged, the insulation may deteriorate, and |
| the unit may no longer satisfy its specifications. |
Power Supply | “AA,” LR6 alkaline battery x 6 (1.5VDC) |
| AC adapter. Input: 100 - 250VAC; Output: 9VDC @ 1.4 A rated load; Output |
| plug dimensions: 4.8 mm O.D. x 1.7 mm I.D. x 9.5 mm Length Output plug |
| polarization: center positive |
| AC adapter must have all local required regulatory certifications |
Interface | |
External Jack | Three select qualitative testing thresholds, and one selects the test type |
| results to be available at the OUTPUT jack |
Selection Switches | Threshold resistance selection switch x 3 |
| Test result output selection switch x 1 |
Accessories | AC adapter |
| ESD shoe testing cord |
| |
| Instruction manual, CD |
| ESD shoe testing plate |
| Mounting screw for ESD shoe testing plate (with washer) |
| Alkaline battery x 6 |
6.0Maintenance & Service
6.1Battery Replacement Indicator
CAUTION
To reduce the risks associated with hazardous voltage, which, if not avoided, may result in minor or moderate injury and/or property damage:
•When replacing batteries, turn the power switch off and disconnect all the cables before beginning.
•Always replace battery cover before using the 3M™ Shoes and Wrist Strap Tester 747.
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