| SAT16 Extension Board | ||
| Can connect as a slave on secondary RS485 bus | ||
| 16 relay extension | ||
| Up to 3 SAT 16s per IC2000/IC4000/IC1604 | ||
| Cost-effective relay expansion | ||

The SAT16 can be used as a relay extension board by slaving it to a controller. In this way, up to 3 SAT 16s may be added to a single controller, and can allow for up to 52 outputs (64 if used in conjunction with a SAT 16 extension board).
| Part | Description |
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| SAT16 | Satellite Relay Module with 16 additional relays. Up to 3 SAT 16s can be connected to a single IC2000, IC4000 or IC1604 | ||
| controller. Can function as independant controller on the secondary RS485 communication bus. 1 x RCB required for | |||
| each additional comm bus to be added | |||
