The EXP1x adds eight RAD ports to a HAL1x via the Expansion Bus. The EXP1x requires a HAL1x to operate. Keep in mind that DR remotes are also supported on any RAD port, so the EXP1x also adds support for additional DR remotes when needed. Up to 32 Expanders, in any combination, may be daisy-chained to a single HAL1x. 512 inputs and 512 outputs are possible if all 32 are EXP1s.
Adds 16 in x 16 out digital (8 more RAD ports) to a HAL1x.
Up to 8 Digital Remotes or RADs in any combination.
Chain up to 32 EXP1x units to a HAL1x for 512 in x 512 out.