IDS671-100K for Press Retrofit, Machine Force Monitoring & Proof Testing
- pete8781
- Jul 30
- 3 min read
Contact MNM Scales at (832) 290-3120 or mnmscales@yahoo.com to confirm the IDS671-100K certificate, dimensions and electronics before designing a high-force retrofit.
IDS671-100K for Press Retrofit, Machine Force Monitoring & Proof Testing
The IDS671-100K 100,000 lb low-profile compression load cell is a candidate for high-force projects where the goal is to add direct force measurement to an existing machine or fixture without the height of a tall inline load cell.
Retrofitting a press with direct force measurement
A press may already display hydraulic pressure, but pressure is not identical to actual tooling force. A load cell installed in the reaction path measures force at its own location and can reveal friction, linkage losses or setup variation that a pressure gauge does not show. The retrofit structure must be designed so the entire measured force passes through the load cell without bypass contact.
Machine-force monitoring
A conditioned load-cell signal can be displayed locally or fed to controls for alarm limits, process trending or pass/fail logic. For slow process force, an industrial transmitter may be sufficient. For impact, forming or fast force events, choose data-acquisition electronics with a sampling rate appropriate to the event instead of assuming a standard weight indicator will capture the true peak.
Proof testing heavy fixtures and components
Proof testing applies a controlled load to verify that a structure or component withstands a specified force. The load cell measures applied force; it does not establish the safe proof-load requirement. That requirement must come from the governing engineering specification, manufacturer or qualified engineer. Use guards and remote operation where stored energy or part failure presents a hazard.
Bearing, compression and assembly fixtures
Low-profile geometry can fit beneath bearing plates, reaction blocks or compression fixtures where vertical clearance is limited. The fixture should center force and protect the sensor from uneven contact. If the workpiece can tilt, consider guided tooling or a spherical interface designed for the measurement rather than allowing edge loading directly on the sensor.
Choosing electronics for a retrofit
Digital indicator: useful for an operator who needs a local force reading and peak-hold functions if supported.
4–20 mA or 0–10 V transmitter: useful for PLC monitoring and industrial controls.
Data-acquisition amplifier: useful for force curves, transient events and detailed test analysis.
Whichever electronics are used, confirm the exact IDS671-100K sensitivity, bridge resistance and excitation requirements from its certificate before selection.
Verification and maintenance
Create a repeatable verification point that operators or maintenance personnel can check between formal calibrations. Inspect loading surfaces and cable routing, and investigate sudden zero shifts or changed force-versus-pressure relationships rather than simply re-zeroing. Recalibrate after sensor replacement, fixture modification, significant overload or major machine repair.
Application FAQ
Can I put the load cell anywhere in the press frame?
No. The sensor must be installed in a force path where the load you want to measure passes through it predictably and the supporting structure does not introduce damaging side load.
Can it measure dynamic impact force?
The sensor may respond to changing force, but accurately capturing impact requires knowing the sensor's dynamic characteristics and using sufficiently fast signal conditioning/data acquisition. The public MNM listing does not provide those dynamic specifications, so confirm them before designing an impact test.
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