Stanley QB Expert User Manual

ANALYZE Area
QB Expert Alpha Controller
80
during troubleshooting operations.
Transducer Health – The thickness of the vertical line within the horizontal bar indicates transducer health (a
thicker line means less healthy). Once the line reaches the tick mark, on either side of center, the transducer needs
to be replaced.
Transducer Torque – Provides a live transducer torque value during the Fastening cycle.
Transducer Current – The transducer is powered with a constant current value. This current should be present and
not varying. See section “2.8 Faults” on page 21 for limits.
Controller DC Bus voltage – The bus should always be approximately 320V DC.
Controller AC Supply Voltage/Frequency – See section “1.6.2 Electric Service Ratings” on page 8 for controller
AC volts specification.
Tool Temperature – Indicates instantaneous temperature of the tool’s stator windings. Temperature is not
measured during tool operation. This interacts with the Temperature Limit parameter. See section “3.1.4.7 Tool
Tab” on page 73.

Stanley QB Expert Specifications

General

Brand	Stanley
Model	QB Expert
Category	Controller
Language	English