m gauges

M gauges are four parallel bar gauges or two parallel U gauges with the electrical leads exiting in the same direction.

Semiconductor Strain Gauge (SS) – Total Length (X) – Active Length (Y) – Nominal Resistance – Shape (blank if bar)

Example: SS-060-040-2500 PM

Semiconductor Strain Gauge; Total Length 0.06 inch; Active Length 0.04 inch; Nominal Resistance at 25° C 2500 P; Shape M

SIZE

Total Length mm (inch): 1.524 (0.06)

Active Length mm (inch): 1.016 (0.04)

Width mm (inch): 0.813 (0.032)

Lead attachment: Welded

Thickness mm (inch): 0.010 (0.0004)

ELECTRICAL

Resistance, Ω @ 25°C: 2500±150

Gauge Factor: 140±10

TCGF: -13%

TCR: 17%

Materials	Doped Silicon, single crystal
Operating strain	+/- 3000 µm/m (standard); +/- 9000 µm/m (special)
Linearity	better than +/- 0.25% to 600 µm/m; better than 1.5% to 1500 µm/m
Operating temperature	260°C (standard)

IF YOU USE MORE THAN ONE GAUGE IN COMBINATION, MINIMIZE THERMAL IMBALANCE AND DRIFT BY SELECTING SETS OF THERMALLY MATCHED GAUGES

MIL SPEC MATCHING TO TIGHTER TOLERANCE AND ADDITIONAL TEMPERATURE POINTS AVAILABLE

Resistance measured at -18°C, 25°C, 135°C

Both resistances thermally matched (-18°C, +135°C)

All resistances thermally matched (-18°C, +135°C)