HIMA F3423 8 Fold Relay Module

Item

F3423 data

On-site benefit

Channels

16 DO, 24 Vdc / 2 A per channel

One card drives 16 solenoid valves

Line monitoring

Open-wire, short-circuit, over-voltage read-back

No handheld meter needed for loop tests

Cycle time

0.5 ms

200× faster than typical safety relays

Power dissipation

3.8 W typical

Negligible enclosure heat rise

Operating temperature

0 … +60 °C

No derating in midsummer desert cabinets

Functional safety

SIL 3 per IEC 61508, TÜV Rheinland

Certificate No. 968/E-214.03/19

Plant

Conventional relay circuit

F3423 advantage

Natural-gas compressor station

Four safety relays + timer module

Single F3423 replaces all, 50 % panel space saved

Ethylene cracking furnace

20 ms valve closure

0.5 ms closure reduces valve erosion by 95 %