Emerson E300 Series Design Manual page 302

Advanced elevator drive / dedicated elevator variable speed ac drive for induction and permanent magnet motors
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Safety
Product
Mechanical
information
information
installation
G51
Control Word
Mode
Open-Loop, RFC-A, RFC-S
0
Minimum
(Display: 0000000000000000)
0
Default
(Display: 0000000000000000)
Type
16 Bit Volatile
Display Format
Binary
Coding
RW, BU
When Control Input mode (H11) = Control Word (6), the control word is enabled. The control word replicates and extends the behaviour of the
reference select bits, Reference Select Bit 0 Input (G32) to Reference Select Bit 6 Input (G38), and the direction bit inputs, Direction Input 1 CCW
(G39) and Direction Input 2 CW (G40).
A watchdog is provided to verify that an elevator controller using the control word is still updating the speed and direction inputs. The user must write
1 to watchdog bit every <=500 ms to prevent the watch dog from stopping the elevator and causing a trip Trip 77 (Ctrl Watchdog).
The table below details the bits within the control word and their function:
Bit
0
Selects V1 Creep speed. If a higher priority speed is selected it will override this speed selection.
1
Selects V2 Inspection speed. If a higher priority speed is selected it will override this speed selection.
2
Selects V3 Nominal speed. If a higher priority speed is selected it will override this speed selection.
3
Selects V4 Medium speed. If a higher priority speed is selected it will override this speed selection.
4
Selects V5 Releveling speed. If a higher priority speed is selected it will override this speed selection.
5
Selects V6 High speed. If a higher priority speed is selected it will override this speed selection.
6
Selects V7 Additional speed 1. If a higher priority speed is selected it will override this speed selection.
7
Selects V8 Additional speed 2. If a higher priority speed is selected it will override this speed selection.
8
Selects V9 Additional speed 3. If a higher priority speed is selected it will override this speed selection.
9
Selects V10 Additional speed 4. If a higher priority speed is selected it will override this speed selection.
10
Direction input 1 CCW
11
Direction input 2 CW
Watchdog bit. This must be set to 1 at least every 500 ms or less. Failure to do this will result in a Trip 77 (Ctrl Watchdog). If a
12
travel is in progress the elevator will perform a controlled stop and then trip.
13
Reserved
14
Reserved
15
Reserved
G52
Creep Speed Select
Mode
Open-Loop, RFC-A, RFC-S
Minimum
1
Default
1
Type
8 Bit User Save
Display Format
Standard
Coding
RW, TE, PT, BU
Value
1
2
3
4
5
6
7
8
9
10
302
Electrical
Getting
User Menu A Commissioning
installation
started
Description
Text
V1 Is Creep Spd
V2 Is Creep Spd
V3 Is Creep Spd
V4 Is Creep Spd
V5 Is Creep Spd
V6 Is Creep Spd
V7 Is Creep Spd
V8 Is Creep Spd
V9 Is Creep Spd
V10 Is Creep Spd
Advanced
Diagnostics Optimization CT MODBUS RTU Technical Data
Parameters
65535
Maximum
(Display: 1111111111111111)
Units
Update Rate
4 ms
Decimal Places
0
Maximum
10
Units
Update Rate
Background
Decimal Places
0
Priority
10
(lowest)
9
8
7
6
5
4
3
2
1
(highest)
N/A
N/A
N/A
N/A
N/A
N/A
E300 Design Guide
Issue Number: 1

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