Yaskawa Varispeed 626M5 - Manual (Page 182)

Operating Status Displays
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11.1 Inverter Operating Status
The status displays when the Inverter is operating are listed in the following table.
Table 11.1 Operating Status Displays for Inverter Operation
No. Signal Name Explanation Unit
U1-01 Motor speed Speed detected by the motor encoder min −1
U1-02 Speed reference Speed control reference. Percentage of the rated speed (C1-26) %
U1-03 Load shaft speed Product of motor speed and gear transmission ratio min −1
U1-04 Torque reference Percentage of 30-minute rating (100%) %
U1-05 −−− −−−−−−−−
U1-06
Inverter output cur-
rent Detected Inverter output current converted to amperes.
Accuracy: ±3%
A
U1-07 Output frequency Inverter output current frequency Hz
U1-08 *1 Internal status
Operating status signal (at logical level)
IRDY
BB
EMGL
RGM
ESP0
RST
YNALM
RUN
PUVSTS
CLIM
MD CONFLT CONRDY INTMY INTMC
U1-09 Input signal status
Sequence input signal ON/OFF status *2
RDY
TLL
EMG
SSC
FWD
RST
REV
CHW
TLH
PPI
ORT LGR MGR DAS (CHWA)
U1-10 Output signal status
Sequence output signal ON/OFF status *2
ZSPD
ORG
AGR
ORE
SDET
CHWE
TDET
FLT
TLE
TALM
FC0 FC1 FC2 FC3 FLTL
U1-11 Inverter capacity Inverter unit 30-minute rated capacity kW
U1-12
Inverter internal
temperature
Detected Inverter internal temperature (control PC board) °C
U1-13 Heatsink temperature Detected heatsink temperature of Inverter. Accuracy: ±5°C (±41°F) °C
U1-14 *1 DC bus voltage Main circuit capacitor voltage V
U1-15 *1
Analog speed refer-
ence A/D converter Conversion value of analog reference used to adjust the speed refer-
ence offset.
U1-16 −−− −−−−−−−−
U1-17 *1 Phase-U current Detected phase-U current converted from analog to digital
U1-18 *1 Phase-W current Detected phase-W current converted from analog to digital
U1-19 *3
12-bit digital refer-
ence signal status
On/OFF status of 12-bit digital reference signal. *2
D1
D6
D2
D7
D3
D8
D4
D9
D5
D10
D11 D12
U1-20 LED check All LEDs on the Digital Operator light when U1-20 is selected.
U1-21 PROM No. PROM software version number is displayed (lower 5 digits).
* 1. Operating status display data for in-house adjustment.
* 2. The LED segments for ON I/O signals will light.
* 3. Operating status display is enabled for independent drives (M5A) only.
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