YASKAWA G7 Series Technical Manual page 266

Parameter
Number
Torque
Detection
Time 2
L6-06
Torq Det 2
Time
Multi-function Output (H2-01 to H2-05)
Set-
ting
Value
Overtorque/undertorque detection 1 NO (NO contact: Overtorque/undertorque detec-
B
tion at ON)
17 Overtorque/undertorque detection 1 NC (NC Contact: Torque detection at OFF)
18 Overtorque/undertorque detection 2 NO (NO Contact: Torque detection at ON)
19 Overtorque/undertorque detection 2 NC (NC Contact: Torque detection at OFF)
L6-01 and L6-04 Set Values and LCD Indications
The relationship between alarms displayed by the Digital Operator when overtorque or undertorque is
detected, and the set values in L6-01 and L6-04, is shown in the following table.
Set
Value
0 Overtorque/undertorque detection disabled.
Overtorque detection only with speed matching; operation continues after
1
overtorque (warning).
Overtorque detected continuously during operation; operation continues
2
after overtorque (warning).
Overtorque detection only with speed matching; output stopped upon detec-
3
tion (protected operation).
Overtorque detected continuously during operation; output stopped upon
4
detection (protected operation).
Undertorque detection only with speed matching; operation continues after
5
overtorque (warning).
Undertorque detected continuously during operation; operation continues
6
after overtorque (warning).
Undertorque detection only with speed matching; output stopped upon
7
detection (protected operation).
Undertorque detected continuously during operation; output stopped upon
8
detection (protected operation).
-48
6
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
Name
Description
Display
Sets the length of time an
Overtorque/Undertorque condition
must exist before torque detection 2
is recognized by the Drive.
Function
Function
Change
Setting Factory
during
Range Setting
V/f
Operation
0.0
to 0.1sec No A
10.0
V/f
Yes
Yes
Yes
Yes
Overtorque/
Undertorque
Detection 1
OL3 flashes
OL3 flashes
UL3 flashes
UL3 flashes
Control Methods
Open Open
V/f
Loop Flux Loop
with
Vector Vector Vector
PG
1 2
A A A A
Control Methods
Open Open
V/f Loop Flux Loop
with Vec- Vec- Vec-
PG tor tor tor
1 2
Yes Yes Yes Yes
Yes Yes Yes Yes
Yes Yes Yes Yes
Yes Yes Yes Yes
LCD Indications
Overtorque/
Undertorque
Detection 2
- -
OL4 flashes
OL4 flashes
OL3 lit OL4 lit
OL3 lit OL4 lit
UL4 flashes
UL4 flashes
UL3 lit UL4 lit
UL3 lit UL4 lit