The H5CX series digital timers from Omron are multifunction devices offering 4‑digit (H5CX‑A/L) or 6‑digit (H5CX‑B) displays with back‑lit negative transmissive LCDs. They support screw‑terminal or socket connections, IP66/NEMA4 protection with optional waterproof packing, and can be mounted flush, surface, or DIN track.
This manual covers model numbering, ordering information, electrical ratings, wiring diagrams, operating procedures, setting guides, safety precautions, warranty terms, and application considerations. Detailed specifications, connection diagrams, and test curves are provided for each model variant.
| Rated supply voltage | 100 to 240 VAC (50/60 Hz), 24 VAC (50/60 Hz)/12 to 24 VDC |
|---|---|
| Power consumption (H5CX‑A) | Approx. 6.2 VA at 264 VAC |
| Display type | 7‑segment, negative transmissive LCD; 11.5 mm‑high characters, red or green |
| Contact output rating | 5 A at 250 VAC / 30 VDC (resistive load) |
| Weight (H5CX‑A) | Approx. 135 g |
The timers are rated for 100 to 240 VAC (50/60 Hz) and also accept 24 VAC (50/60 Hz) or 12 to 24 VDC.
The H5CX series meets UL508, UL50 Type 4X, CSA C22.2 No. 14, EN61010‑1, VDE0106/P100, and related EMC standards.
The H5CX‑A consumes approximately 6.2 VA when powered at 264 VAC.
The contact output can switch 5 A at 250 VAC or 30 VDC with a resistive load.