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by cheister
Wed Jan 11, 2023 6:01 am
Forum: InterfaceKits
Topic: PhidgetBridge 4 w. 100Kg Can the cable length change the measurement?
Replies: 0
Views: 148335

PhidgetBridge 4 w. 100Kg Can the cable length change the measurement?

Hi, I use the PhidgetBridge 4-Input and a 100Kg Load cell as a scale. It is in daily use and worked well the last couple of month. Last week it weight ~100g less for some reason although nothing has changed, except that the cables that connects the load cell to the phidget has been shortened a bit. ...
by cheister
Tue May 31, 2022 1:25 am
Forum: InterfaceKits
Topic: PB 4-Input, negative values from correctly attached load cell
Replies: 4
Views: 29489

Re: PB 4-Input, negative values from correctly attached load cell

It seems that the cables were the reason. Although they seemed to be fix before, after loosening and retightening them it worked fine again. Should have checked this before posting it... Thanks again. :-)
by cheister
Wed May 25, 2022 12:45 am
Forum: InterfaceKits
Topic: PB 4-Input, negative values from correctly attached load cell
Replies: 4
Views: 29489

Re: PB 4-Input, negative values from correctly attached load cell

Thanks for your reply. It is the raw value read from the phidgets tray control. The values jumped and were normal again after a restart of the host computer. The connections looked fine, but I will double check them.
by cheister
Mon May 23, 2022 4:16 am
Forum: InterfaceKits
Topic: PB 4-Input, negative values from correctly attached load cell
Replies: 4
Views: 29489

PB 4-Input, negative values from correctly attached load cell

Hi, I am using the PhidgetBridge 4-Input and a 100Kg Load cell, which worked perfectly until some days ago where it startet to measure negative values, which vanished, after restarting the computer it is attached to. What could be the reason for this. The load cell is not exposed to extreme temperat...
by cheister
Wed Feb 16, 2022 2:03 am
Forum: General
Topic: 0-500kg Load Cell precision
Replies: 2
Views: 11704

Re: 0-500kg Load Cell precision

Many thanks for the information @jdecoux . I currently zero the scale after each measuring session and average the last three measurements during each measuring session. I don't need 100% precision but check if the difference to the last measurement is in a certain range with a tolerance. This works...
by cheister
Tue Feb 15, 2022 4:54 am
Forum: General
Topic: 0-500kg Load Cell precision
Replies: 2
Views: 11704

0-500kg Load Cell precision

Hi, I am using load cells with a PhidgetBridge 4x USB usually with load cells 0-5kg. For a project a need a 0-500kg load cell but most of the weighings will happen between 0 - 2kg, only in very rare and extreme exceptions it can go up to 150kg or more. Is the precision of the 0-500 Kg load cell in t...
by cheister
Fri Nov 26, 2021 11:07 am
Forum: InterfaceKits
Topic: Phidget Bridge Control: Manually request/schedule measurement event?
Replies: 2
Views: 24138

Re: Phidget Bridge Control: Manually request/schedule measurement event?

Many thanks @mparadis and sorry for the late answer. The Buffer is a good idea I wrote a tiny ring buffer for this and will try this. I originally used the "onVoltageRatioInput0_VoltageRatioChange" event and the ratio that comes with it as well as "getVoltageRatio" to acquire the...
by cheister
Wed Nov 17, 2021 3:01 am
Forum: InterfaceKits
Topic: Phidget Bridge Control: Manually request/schedule measurement event?
Replies: 2
Views: 24138

Phidget Bridge Control: Manually request/schedule measurement event?

Hi, I am working on a project with load cells for a scale where I need to do a measurement at a certain point of time. I build a scale which works as a user interface and recognizes if something is put on the scale and identifies the item based on it weight. I am using the JavaScript API with a Phid...
by cheister
Sat Oct 09, 2021 5:32 am
Forum: General
Topic: PhidgetBridge 4-Input on Atom Z8350 Windows Mini-PC?
Replies: 0
Views: 17700

PhidgetBridge 4-Input on Atom Z8350 Windows Mini-PC?

Hi I am developing a Kiosk App and I need to use a fanless Mini-Computer (e.g. Atom Z8350, 8GB,128GB, USB 3.0, Win 10 64bit) and I am wondering if and how well they work on these machines. I am using the PhidgetBridge 4-Input with a 5KG load cell and the remote server service that the Phidget22 Cont...
by cheister
Sun Sep 26, 2021 1:19 am
Forum: InterfaceKits
Topic: Phidget Bridge Control: how to save data interval settings?
Replies: 2
Views: 28324

Re: Phidget Bridge Control: how to save data interval settings?

Many thanks and good to know, I will checkout the c# example.