15
9
.
MODBUS PROTOCOL
（
MODBUS_RTU,8/N/1,
）
9.1 01H function code
：
Reading coil status
IP type
：
0x
，
IP scope 0x0--0x5.
9.2 02H Function code
：
Reading input status
IP type: 1x, scope:1xX1000-1xX1015
1x0: Run status
1x8: data error
1x1: trigger cycle data reading
1x9: suspected bad quality
1x2: Emergency stop
1x10: over-heated
1x3: Ready
1x11: abnormal load
1x4: cooling or cylinder action
1x12: Exceed the protection limit
1x5: ultrasonic work status
1x13: welding horn resistance too big
1x6: exceed work limit
1x14: exceed frequency limit
1x7: alarm for malfunction
1x15: exceed power limit
9.3
03H function code: Reading save register
IP type: 4x, Scope:4x0-4x33
4x0: amplitude mode
4x11: shake off delay
4x1: amplitude segment A
4x12
：
shake off time
4x2: amplitude segment B
4x13: work time of amplitude
segment A
4x3: shake-off amplitude
4x14: work energy of amplitude
segment A
4x4: run mode
4x15: quality mode
4x5: trigger mode
4x16: lower limit of time
for quality calibration
0x0
：
US working
0x1
：
Frequency search
0x2
：
US test
0x3
：
Horn Adjustment
0x4
：
Trigger calibration
0x5
：
Clear count to zero
