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Max bus length

Kevin 2 months ago in Master modules updated by Gustav Widén (System support) 1 month ago 1

What's the realistic max bus length of master and diagnostics? I have an application that requires 2 masters at approx 100m apart from one another. Can these have master and diagnostic bus at this length?

I recall seeing in the IQAN instruction manual 40m is the recommended but maximum is 100m. Is this length take into account the 40 twists per meter, as 40 twists per meter at 100m length between modules would mean cabling of in excess of 100m actual cable length? If IQAN bus works at 250kbs, does this follow standard bus protocols and have a theoretical max of 250m @ 250kbs?

Will the soon to be added HS busses help any limitation?

I can always add an additional node to act as a midpoint transferring the data from one bus to another, effectively reducing the max length of a master bus to 50m, however it would need a diagnostics bus shared between all the master modules, which would be the maximum distance of 100m, and therefore the limitation?

Would CAN routing help me here with a central node that just runs its own independent program and routes the diagnostic bus and master bus through, and therefore has its own application file separate from the main 2 node application file?

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MC4x/XC4x 12V 30W solenoid overload error

Dániel Novák 2 months ago in Master modules / MC4x updated by Gustav Widén (System support) 1 month ago 3

What is the suggested solution for driving NG6 valves with standard 30W solenoids at 12V system voltage with MC4x/XC4x modules? 


We use the HS+LS digital outputs for driving Parker D1VW valves with "K" code solenoids in a 12V system. As stated in the instrucion book, max load per output is 2.5A, but the measured current is 2.7A (as in the D1VW catalogue). The measured solenoid resistance is 5 Ohm, but it should be within 7-14 Ohm (MC4x/XC4x instrucion book). 

30W solenoids are standard at other valve suppliers too, so changing the valve isn't an option. Change the system voltage to 24V also isn't possible for this project.

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Answered

Max current on XC43 -VREF pins

Kevin 2 months ago in Expansion modules / XC4x updated by Gustav Widén (System support) 1 month ago 1

We are providing some sensors with a 0V supply through the VREF circuit on XC43 module but cannot find the maximum current capacity of these pins. The manual states VREF has a limit of 150mA, but is this limitation on both the +ve side and -ve side?

I was under the impression -VREF is connected internally to the -BATT terminals, therefore does this mean there is a higher current limit? I cant find a value in the manual:

Image 4926

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XC43 Output High

eisa 3 months ago in Expansion modules / XC4x updated 3 months ago 6

we have strange behavior which XC43 Has constant high output as soon as get powered on , 

we have replaced 3 modules but the same situation was income .

temporarily that output sealed and waiting for your advise .

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Does Ixxat simplyCAN USB-CAN adapater should work with IQAN system?

Samuel Pittet 3 months ago 0

Hi,

I'm currently shopping for a USB-CAN adapter.

Looking at this thread : https://forum.iqan.se/knowledge-bases/2/articles/231-usb-to-can-interfaces , I went to Ixxat website because I used it in the past with IQAN system and it was working really fine. 

I know I could go with the regular "USB-to-CAN V2 compact" (https://www.hms-networks.com/p/1-01-0281-11001-ixxat-usb-to-can-v2-compact), but I came across the "simplyCAN" which is around half the price : 
https://www.hms-networks.com/p/1-01-0001-12001-ixxat-simplycan

Does anybody tried the Ixxat simplyCAN and confirmed it works OK with a IQAN system?

Have a good day!

Sam

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Answered

MC2 constant red status LED

Adrien Léauté 4 months ago in Master modules / MC2 updated by Gustav Widén (System support) 3 months ago 1

Hello,

got a constant red LED on the status light from a MC2 and "no contact" and IQAN MD3 screen

that constant light is not explain in the book, i would guess an internal crash, could you confirm?

Is MC2 module replacable by MC2-M14 ? any software update needed ?

Thanks in advance

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MC41 - M18-4 Barrel Speed sensor

Jose Solorio 4 months ago in Master modules / MC4x updated 4 months ago 3

Hi,

I have an MC41 module and I want to pick up the signal from a speed sensor M18-4VPFF200-Q8.

I want to measure the speed on the coupling between a motor and a torquemeter. I have a reflective sticker on the coupling, and I’m using this sensor to pick up the speed. However, when I connect the sensor, I’m reading zero on the MC41. I can see the lights on the sensor changing, which indicates the sensor is generating pulses, but the MC41 isn’t registering them.

Here’s how I connected the sensor:
Sensor pin 1 (brown): 12V
Sensor pin 2 (white): GND
Sensor pin 3 (blue): C1:12 on the MC41
Sensor pin 4 (black): C1:11 on the MC41

The max speed I want to measure on the coupling is 200RPM. I calculated the max frequency as:

Thus I calculated my Max Frequency (Hz) = (Max RPM×Pulses per Revolution)/60 = (200*1)/60 = 3.33 ~ 3 Hz

Do you have any input on whether the issue might be software or hardware related?

Thanks!

Image 4820

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Master / Expansion Different -Batt

Kevin 4 months ago in Master modules / MC4x updated by Gustav Widén (System support) 3 months ago 2

We have a requirement to have multiple XC43 modules remotely to the master MC43FS module. Its likely they will all be powered from separate power supplies and they wont supply the same 0V for batt -ve.

Is this likely to be a problem in terms of interference etc?

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Stylus for MD5

Kevin 5 months ago in Master modules / MD5 updated by Gustav Widén (System support) 5 months ago 1

Our customer has requested a stylus for interacting with the MD5 we have supplied. Instruction manual states a passive stylus for the MD5, has anyone got any recommendations or experience as to what works best?

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MD5 Mounting Clips

Lars Bolduc 5 months ago in Master modules / MD5 updated 4 months ago 5

Parker # 20085209.

Anyone else receive 3D printed clips?

Surely injection moulded would be the way to go here.

Water will soak into the porous material and the clips will fail?