Computer Drive Installation Instructions

04.96 12 Functional Descriptions
12.28.8 Overview of function identifiers and configuring parameters (DB 2, DR 2 ... DR 6)
Signal
number
Meaning Data format Unit Attribute
11009 Capacity utilization U (Unsigned 16 Bit) 7FFFH=100% Read
11010 Torque setpoint S (Signed 16 Bit) 4000H=100%
Drive MD 1725
Read
11011 Active power S (Signed 16 Bit) 0.01 KW (=10 W) Read
11012 Smoothed current actual
value (iq)
S (Signed 16 Bit) 4000 H =100%
Drive MD 1107
Read
11013 Motor speed actual value SL (Signed Long 32
Bit)
400000 H =100%
Drive MD 1401
Read
Explanation of servo data:
Function
identifier
Explanation
Max. permissible
number
Parameter 1 Parameter 2 Parameter 3 Parameter 4
01 Servo data 32
Data group
21H
Data type
Signal
number
Axis/spindle
number
Data group 26H
Data type 0
Signal number 0 -1000 (possible inputs: see table below)
Axis/spindle/drive number Addressing types:
• Axis/spindle number 100H – 127H: Axis
100H – 127H Axis 0 - 39
(0- 29 possible)
128H – 131H: Spindle 40 - 49
(40 - 45 possible,
spindle 1 - 6)
Signal
number
Meaning Data
format
1)
Unit Attribute
AXIS/SPINDLE Read
1 Following error SL UMS Read
2 Absolute position setpoint SL UMS Read
3 Speed setpoint SL 0.01 % of max. load speed
3)
Read
4 Part actual value (active) SL 0.01 % of max. load speed
3)
Read
_______
1) Data format SL.. Signed Long (32 bit)
2) Unit UMS ... Units Machine system
(0, 1) RPM ... Revolutions / minute, load-related
0.1 rpm when MD bit 520* bit 3 =1
1 rpm when MD bit 520* bit 3 = 0
3) Load speed: 400000H corresponds to 0.01% of the max. load speed
© Siemens AG 1992 All Rights Reserved 6FC5197- AA50
12–291
SINUMERIK 840C (IA)