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garyb
@garyb
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Joined: Jan 12, 2025
Last seen: Sep 22, 2026
Topics: 0 / Replies: 16
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3 weeks ago
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RE: PanelView Plus 7 jog button kept the Kinetix axis moving after the Ethernet was unplugged

Good outcome. Get that hold-to-run in writing before someone forgets.

3 weeks ago
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RE: 1756-L71S faults with safety partner missing after a chassis rebuild, L7SP is in the rack

Photo of the old rack before you pull anything. Got me once too.

3 weeks ago
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RE: GuardLogix DCS discrepancy fault on one E-stop about once a week, button tests fine

Good. Put a guard ring on that one if it sits at forklift height.

3 weeks ago
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RE: Replacement 1734-OB8S never connects, SNN mismatch, safety task inoperable

Are you online with the controller and is the lock off the safety task right now? Reset Ownership needs both, if I have it right. The lock is there ex...

3 weeks ago
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RE: GuardLogix safety signature missing after a standard online edit, nobody touched safety

Then that is where it went. With the lock off, a download deletes the signature, Studio prompts about it, if I remember right an easy prompt to click ...

3 weeks ago
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RE: PanelView Plus 7 jog button kept the Kinetix axis moving after the Ethernet was unplugged

Small point first: a jog from an HMI is a standard interlock, not a safety function. If the risk assessment needs the jog to stop reliably, that's a h...

3 weeks ago
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RE: 1756-L71S faults with safety partner missing after a chassis rebuild, L7SP is in the rack

Slot 1 is your problem, not firmware. The partner has to sit in the slot directly to the right of the primary. Did the drawing really show a gap betwe...

3 weeks ago
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RE: GuardLogix safety signature missing after a standard online edit, nobody touched safety

Not firmware, not on the 1756-L73S. Was the safety task locked when the contractor went online, or only signed? And did he do the edit online, or down...

3 weeks ago
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RE: PowerFlex 525 kept running after the switch died, stop on the screen did nothing

Two things. A stop button on a screen is not a safety function, so the e-stop doing the stopping is the system working, not failing. Separate that fro...

3 weeks ago
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RE: Replacement 1734-OB8S never connects, SNN mismatch, safety task inoperable

Don't swap it again. In Module Properties for the 1734-OB8S, Safety tab, what does it say next to the safety network number, and is the Configuration ...

3 weeks ago
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RE: Light curtain muting trips on every second pallet on the exit conveyor, mute lamp flickers

Good, and right to keep product off it. Get it signed before anyone drills a hole.

3 weeks ago
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RE: GuardLogix DCS discrepancy fault on one E-stop about once a week, button tests fine

That's the one, finn. DCS watches both channels and if one changes and the other has not followed within the discrepancy time, FP goes on. 500ms is al...

3 weeks ago
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RE: Light curtain muting trips on every second pallet on the exit conveyor, mute lamp flickers

Also, what is the muting timeout set to in the instruction, and don't touch it yet. Max timeout means the curtain stays muted with nothing in front of...

3 weeks ago
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RE: GuardLogix DCS discrepancy fault on one E-stop about once a week, button tests fine

Before you swap the module. What discrepancy time is in that DCS, and what input type, Equivalent Active High? And when it faults, is it after somebod...

3 weeks ago
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