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Configuring the fieldbus
6.1 Communication via PROFIBUS
Frequency inverters with Control Units CU230P-2 HVAC, CU230P-2 DP, CU230P-2 CAN
104
Operating Instructions, 01/2011, FW 4.4, A5E02430659B AD
Status word 1 (ZSW1)
Status word 1 (bits 0 to 10 in accordance with PROFIdrive profile and VIK/NAMUR, bits 11 to
15 for SINAMICS G120 only).
Table 6- 7
Status word 1 and interconnection with parameters in the inverter
Significance
Bit Value
Telegram 20
All other telegrams
Comments
P No.
0 1
Ready for switching on
Power supply switched on; electronics initialized;
pulses locked.
p2080[0] =
r0899.0
1 1
Ready for operation
Motor is switched on (ON1 command present), no
active fault, motor can start as soon as "enable
operation" command is issued. See control word 1,
bit 0.
p2080[1] =
r0899.1
2 1
Operation enabled
Motor follows setpoint. See control word 1, bit 3.
p2080[2] =
r0899.2
3 1
Fault present
The inverter has a fault.
p2080[3] =
r2139.3
4 1
OFF2 inactive
Coast to standstill not activated (no OFF2)
p2080[4] =
r0899.4
5 1
OFF3 inactive
No fast stop active
p2080[5] =
r0899.5
6 1
Closing lockout active
The motor is only switched on after a further ON1
command
p2080[6] =
r0899.6
7 1
Alarm active
Motor remains switched on; acknowledgement is
not required; see r2110.
p2080[7] =
r2139.7
8 1
Speed deviation within tolerance range Setpoint/actual value deviation within tolerance
range.
p2080[8] =
r2197.7
9 1
Control requested
The automation system is requested to assume
control.
p2080[9] =
r0899.9
10 1
Comparison speed reached or
exceeded
Speed is greater than or equal to the corresponding
maximum speed.
p2080[10] =
r2199.1
11 0
I, M or P limit reached
Comparison value for current, torque or power has
been reached or exceeded.
p2080[11] =
r1407.7
12 1
---
1)
Holding brake open
Signal to open and close a motor holding brake.
p2080[12] =
r0899.12
13 0
Alarm motor overtemperature
--
p2080[13] =
r2135.14
1
Motor rotates forwards
Internal inverter actual value > 0
14
0
Motor rotates backwards
Internal inverter actual value < 0
p2080[14] =
r2197.3
15 1
CDS display
No alarm, thermal
power unit overload
p2080[15] =
r0836.0 /
r2135.15
1)
If you change over from another telegram to telegram 20, then the assignment of the previous telegram is kept.
Содержание SINAMICS G120 CU230P-2
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