Celduc ESUC0450 Current sense module 2‑40 A / supply 8‑30 V DC – diagnostic accessory for SU/SUL/SUM solid‑state relays, continuously measuring load current (2–40 A range). Includes teach‑button (local/external) to set threshold at 0.84×Iₜₑₐ𝚌ₕ (−16%), with fault detection for open/partial load, open mains, SSR short, leakage. Outputs via relay (0.1 A @ 30 V DC); supports up to 5 loads in parallel; operating −40 °C to +80 °C; IP20; chassis-mount
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