Reference Mark; Limit Switches - Renishaw TONiC FS T3 1 Series Functional Safety Installation Manual And Safety Manual

Reference mark

Type
Position RELM20 Single reference mark at the midpoint of the scale length
RELE20 Single reference mark 20 mm from the end of the scale
RSLM20 Single reference mark at the midpoint of the scale length
RSLE20 (Option A) – Single reference mark 20 mm from the end of the scale (for use with 10 mm length limits)
RSLE20 (Option B) – Single reference mark 70 mm from the end of the scale (for use with 20 mm and 50 mm length limits)
RSLC20 Multiple reference marks every 200 mm
Phasing
Repeatability

Limit switches

Type
Trigger point
Mounting
Repeatability
1
When using a T1030 readhead, a self-adhesive reference mark selector magnet is required to choose the reference mark that is output.
Original instructions
IN-TRAC auto-phase optional reference mark, no physical adjustments required
1
Auto-phased by readhead calibration routine
Unit of resolution repeatability (bi-directional) across full system rated speed and temperature ranges
Magnetic actuators; with dimple triggers Q limit, without dimple triggers P limit (see
The limit output is nominally asserted when the readhead limit switch sensor passes the limit magnet leading edge, but can trigger up to 3 mm
before that edge
Self-adhesive backing tape. Customer placed at desired locations
< 0.1 mm
'TONiC T3x1x readhead installation drawing' on page 23)
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