SMGZ – Hermetically sealed measuring block for strip tension control

SMGZ
Features
  • IP 67, inert gas filled, chemical, oil and solvent resistant
  • Overload capacity at 10-times nominal force, stainless steel construction
  • 2 year FMS warranty
  • Nominal forces from 2 to 80 kN (450 to 17980 lbf.)

The force sensors of the SMGZ-Series, designed for the measurement of strip tension on continuous metal processing lines, are used in combination with standard pillow blocks. This feature allows for easy maintenance or exchange of the blocks, bearings and roll. Block mounting is simple utilizing four fasteners into the bottom surface and mounting holes for the pillow block bearing are included based on your specifications. In addition, the 6 m cable allows for an electrical connection away from the harsh environment. The SMGZ-Series is available in two measuring, horizontal and vertical, and thus can be specified for use in any mounting orientation and strip wrap configuration. With the superior performance of the SMGZ-Series, accurate tension readings are obtained even with low web wrap angles and high roll weights.

General technical details

Sensitivity 0,5 mV/V
Tolerance of sensitivity <± 0,2 %
Accuracy class ± 0,5 %
Temperature coefficient ± 0,1 %/10K
Temperature range -10 to 90 °C (14 to 194 F)
Input resistance 350 Ω
Power supply 1 to 10 VDC
Overload protection rating 10 times nominal force
Material main body Stainless steel
Protection class IP 67
Electrical connection PG-gland, open cable ends
Repeatability error 0.05%
Measuring range 30:1

Available sizes

Sizes Nominal forces in N Shaft diameter CAD data Watchlist
SMGZ100C1000, 2000, 5000, 10000, 20000 20 to 50 mm
SMGZ200C1000, 2000, 5000, 10000, 20000 40 to 85 mm
SMGZ300C5000, 10000, 20000, 30000 75 t o100 mm
SMGZ400C10000, 20000, 40000, 60000, 80000 85 to 120 mm
SMGZ500C10000, 20000, 40000, 60000, 80000 110 to 160 mm

Available options

Sizes Option Description FO CAD data Watchlist

Option descriptions

Name FO Description Picture
H
horizontal measuring direction, max. ±60 deg. from the horizonal HH
V
vertical measuring direction VV
N
electrical connection North, in direction of the moving web / strip NN
S
electrical connection South in direction of the moving web / strip SS
H26
right-angle electrical connection H26H26
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