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Connecting the iob to the inverter of the lathe – HEIDENHAIN IOB 49 User Manual

Page 14

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14

I Operating Instructions

I – 2 Contr

o

lling the Constant Surf

ace Speed (CSS)

Connecting the IOB to the inverter of the lathe

Fig. I.9

Example of gear detection and switching to manual spindle
speed control

Fig. I.10 Example of switching to manual spindle speed control

X103–9
X103–10
X103–11

X102–1
X102–2

X102–3
X102–4

X102–5
X102–6

X102–7
X102–8

X102–11
X102–12

MANUAL

RPM

+

–

12–24

VDC

10

0 mA

OFF

FORWARD
REVERSE

ANALOG SUPPLY

ANALOG INPUT

ANALOG COMMON

TURNING APPLICATION 1–Automatic CSS/Pot Control

CSS I/0

INVERTER

DAC OUT

COMMON

GEAR 1

GEAR 2

GEAR 3

OUT 789

OUT 7
OUT 8

IN 0–
IN 0+

IN 1–
IN 1+

IN 2–
IN 2+

IN 3–
IN 3+

FWD

REV

INPUT+COMMON

X103–9
X103–10
X103–11

OUT 789

OUT 7
OUT 8

X102–1

IN 0–

X102–2

IN 0+

X102–3

IN 1–

X102–4

IN 1+

X102–5

IN 2–

X102–6

IN 2+

X102–7

IN 3–

X102–8

IN 3+

X102–11
X102–12

DAC OUT

COMMON

CSS/pot Selector

CSS I/0

INVERTER

FWD

REV

OFF

INPUT+COMMON
FORWARD
REVERSE

ANALOG INPUT

ANALOG COMMON

V ref.+

V ref.–

Pot on machine

TURNING APPLICATION 2–Manual CSS/Pot Control