Pen technical specifications – 3M Systems EX II 3700SP User Manual

Page 31

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3M™ MicroTouch™ Controller SX112 Reference Guide

31

3M Touch Systems, Inc. Proprietary Information

Storage Temperature Range

- 50

°C to +85 °C

Storage Humidity Range

< 36°C 0-80% RH

≥ 36

°C see Figure 1 below

Performance & Reliability

Minimum Touch Duration

5.4 msec.

Touch Resolution –

16K x 16K

(Maximum number of addressable coordinates generated by the controller)
ESD Susceptibility
±8 kV Contact Discharge

*

– Class 2 per section 9 of IEC 61000-4-2

Compliant

1 false touch allowed

±27 kV Air Discharge

*

– Class 1 per section 9 of IEC 61000-4-2

Compliant

Normal Operation – No false touches

* ESD discharges to a 3M™ MicroTouch™ touch sensor connected to the controller
MTBF (by MIL Std. 217F Calculation)

> 600,000 Hours

Touch System Parameters

Accuracy vs. Dynamic Temperature Change

Maintains 1% Accuracy

(tested at 0 deg. C to 60 deg. C with a 0.5 deg. C/minute temperature ramp)
Communications Protocol

Serial RS 232

Warranty Period

3 Years from Date of Shipment

Pen Technical Specifications

The product specifications listed below were validated in test systems containing 3M
Touch Systems’ components – pen, surface capacitive sensor and SX112 controller.
These specifications may not be valid if the pen is configured with components from
suppliers other than 3M Touch Systems.

All components used in the manufacture of MicroTouch pens are RoHS Directive
compliant (2002/95/EC).

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