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Elevator Core Reference Guide

Group 3.4 System - System Mechanical Data/Linear Units operation

Parameter Number

Parameter Name

Units

Default

Available Settings

Access

Change During Run

Scaling

Size (Bytes)

CAN Register

CAN Sub Index

Modbus Register

P3-08

Sheave Diameter

N/A

0.0

0.0 ... 2000.0

RW

Y

1 = 0.1

2

2134h

0

308

P3-09

Roping Ratio

N/A

1: 1:1

1: 1:1

2: 2:1

3: 3:1

4: 4:1

RW

Y

N/A

1

2135h

0

309

P3-10

Gear Ratio

N/A

1.0

1.0 ... 100.0

RW

Y

10 = 1.0

2

2136h

0

310

P3-12

System Inertia Constant

N/A

10

0 ... 100

RW

Y

N/A

1

2138h

0

312

This defines the traction sheave diameter (<100 drive assumes inches)/(>=100 drive assumes mm).

This defines the roping ratio of the system.

This defines the Gear Ratio of the mechanical Gear.

This value can normally be left at the default value (10).