[fix] fix example

Author: vimior

example/wrapper/common/8001-force_tech.py

@@ -62,7 +62,7 @@
 # enable ft sensor communication
 arm.ft_sensor_enable(1)
 # will overwrite previous sensor zero and payload configuration
-arm.ft_sensor_set_zero() # remove this if zero_offset and payload already identified & compensated!
+# arm.ft_sensor_set_zero() # remove this if zero_offset and payload already identified & compensated!
 time.sleep(0.2) # wait for writing zero operation to take effect, do not remove
 
 arm.ft_sensor_app_set(1)    #1: impedance control mode

example/wrapper/common/8002-impedance.py

@@ -61,7 +61,7 @@
 # enable ft sensor communication
 arm.ft_sensor_enable(1)
 # will overwrite previous sensor zero and payload configuration
-arm.ft_sensor_set_zero() # remove this if zero_offset and payload already identified & compensated!
+# arm.ft_sensor_set_zero() # remove this if zero_offset and payload already identified & compensated!
 time.sleep(0.2) # wait for writing zero operation to take effect, do not remove
 
 # move robot in impedance control application

example/wrapper/common/8003-force_control.py

@@ -47,7 +47,7 @@
 # set pid parameters for force control
 Kp = 0.005  # range: 0 ~ 0.05
 Ki = 0.00005 # range: 0 ~ 0.0005
-Kd = 0.05  # range: 0 ~ 0.1
+Kd = 0.05  # range: 0 ~ 0.05
 linear_v_max = 200.0 # max adjust velocity(mm/s), range: 0 ~ 200
 rot_v_max = 0.35 # rad/s range: 0~pi/4
 arm.set_force_control_pid([Kp]*6, [Ki]*6, [Kd]*6, [linear_v_max, linear_v_max, linear_v_max, rot_v_max, rot_v_max, rot_v_max])