The CWFK series are rugged and compact sensors
used to measure loads in tiebacks, foundation
anchors, rockbolts, struts or tunnel supports.
- Rugged waterproof construction.
- Withstands and measures eccentric loads.
- High stability and sensitivity.

SPECIFICATIONS
MODEL CWFK
10, 20, 50, 100, 150, 200 t
Rated output(R.O.) 1.0mV/V – 0.3%
Non-linearity 1.0% R.O.
Hysteresis 1.0% R.O.
Non-repeatability 1.0% R.O.
Creep error 0.1% in 20min.
Zero balance 1% R.O.
Compensated temperature range -10 ~ 70
Operating temperature range -20 ~ 80
Temp. effect on rated output 0.05% LOAD/10
Temp. effect on zero balance 0.05% R.O./10
Terminal input resistance 350 Ohms – 3.5 Ohms
Terminal output resistance 350 Ohms – 5 Ohms
Insulation resistance (Min.) 2000 MOhms at 50V DC
Excitation voltage 10V(Recommended), 15V(Max.)
Electrial connection
Ultimate overload 300% R.C
Rated capacity (R.C.)
9mmx5m(22AWG x 4Core Shielded)
Safe overload 150% R.C
Protection class meets IP 67
MODEL CAPACITY
10, 20, 50, 100, 150, 200 t
ORDERING INFORMATION
CWFK - 50T
WIRING INFO