Product bulletin: PBC1253 SPA2-2 and SPAlite - firmware upgrade (pdf)

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Product bulletin: PBC1253 SPA2-2 and SPAlite - firmware upgrade

An occasional issue has been found with the over current protection circuit and its interaction with the emergency stop system on the SPA2-2 and SPAlite systems. This could result in the E-stop system jamming in an E-stop activated (safe) state, but rendering the system inoperable.