Each of the head module and slice modules occupies 1 bit per slice.
The construction ST1H-PB PDF of the Mr Module Status area is shown below
Mitsubishi ST1H-PB Manual ST1H-PB Manual PDF.
CC-Link Head Module Mitsubishi ST1H-PB PDF ST1H-BT Manual PDF.
Mitsubishi ST1H-PB Manual ST1H-BT Manual CC-Link
ST1H ST1H-PB Manual ST1H-PB PDF ST1H-PB PDF Head Module ST1H-BT PDF.