This gauge has been specially designed for measuring interior strain in concrete and mortar under a loading test. The PM is sealed between thin resin plates, and the PMF employs super engineering plastics capable of superior water-proofing characteristics.
| Main Test Materials |
Concrete
Mortar |
Materials Backing |
Acrylic(PM)
Special plastics(PMF) |
| Operating Temperature |
-20 to +60°C |
Materials Element |
Cu-Ni alloy wire(PM)
Cu-Ni alloy foil (PMF) |
| Compensation range |
__ |
Strain limit |
2%
(20000×10-6) |
| Bonding adhesive |
__ |
Fatigue life at room temp. |
__ |
[ SERIES "PM" ]
Single element(G.F. 2.1 approx.)
- 0.3mm2 heat resistive vinyl leadwire 2m pre-attached
Total resistance per meter : 0.12(Ω)
| Type |
Gauge
length
(mm) |
Gauge
width
(mm) |
Backing
length
a(mm) |
Backing
width
b(mm) |
Backing
thickness
c(mm) |
d(mm) |
Resistance
(Ω) |
| PML-60-2L |
60 |
1 |
125 |
13 |
5 |
40 |
120 |
| PML-120-2L |
120 |
1 |
180 |
13 |
5 |
65 |
120 |
PML gauges with pre-attached lead wire of 3-wire system are available on request.
[ SERIES "PMF" ]
Single element(G.F. 2.0 approx.)Quarter bridge with 3-wire system
- 0.09mm2 3-wire paralleled vinyl leadwire 2m pre-attached
Total resistance per meter : 0.4(Ω)
| Type |
Gauge length
(mm) |
a
(mm) |
b
(mm) |
c
(mm) |
d
(mm) |
Resistance
(Ω) |
| PMFL-50-2LT |
50 |
60 |
ø8 |
ø4 |
27 |
120
|
| PMFL-60-2LT |
60 |
70 |
ø8 |
ø4 |
32 |
120 |
Temperature integrated PMF gauges are available on request. |
