A: 1.18 in. min.

B: 1.57 in. min.

General Tolerances of the Panel and Printed Circuit Board

The cumulative tolerance must not exceed 0.3 mm / 0.012 in: T1 + T2 = 0.3 mm max.

Installation Precautions

● Minimum thickness of circuit board: 1.6 mm / 0.06 in.

● Cut-out diameter: 22.4 mm ± 0.1 / 0.88 in. ± 0.004

● Tightening torque of screws ZBZ 006: 0.6 N.m (5.3 lbf.in) max.

● Allow for one ZB4 BZ079 fixing collar/pillar and its fixing screws:

○ every 90 mm / 3.54 in. horizontally (X), and 120 mm / 4.72 in. vertically (Y).

○ with each selector switch head (ZB4 BD•, ZB4 BJ•, ZB4 BG•).

The fixing centers marked a and b are diagonally opposed and must align with those marked 4 and 5.

(1) Panel

(2) Printed circuit board

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