Chapter 3: System Description Chapter 3: System Description Page 3-1
Chapter 3: System Description 3.1 System Block Diagram AFC1200 SYSTEM CONFIGURATION MONITOR (FLAT PANEL LCD) PC OR HOST COMPUTER INC AFC-1200K/B CRT CABLE 8 9 HLP 5 6 DEL SEL 1 2 3 0 .. + - (OPTION) HANDHELD KEYPAD POWER 7 4 K/B CABLE ISA MAIN CONTROLLER UNIT AFC1200 SYSTEM ISA-MAIN CONTROLLER ACCEPT REJECT PLC CRT (OPTION) BUSY CHECK CH2 RS232C AXIS-DISPLAY 4 3 2 5 1 6 7 RUN K/B FDD ISA MAIN PROGRAM AXIS UNIT AXIS-DISPLAY DSP1DSP2 PTQ. F.
Chapter 3: System Description 3.1.1 System Block Diagram Description w The System construction provides control for up to 24 spindles through the use of a single ISA Main Controller Unit. w Communication between the ISA Main Controller Unit and up to 24 Axis Controller Units is accomplished via a communication bus ribbon cable (MA/AA cable). w Tool assemblies connect to their respective Axis Controller Units via a set of three homerun cables: Motor, Encoder, and Sensor / Preamp (Transducer) cables.
Chapter 3: System Description 3.2 Component Description 3.2.1 KEYPAD (K/B) The keypad provided for the AFC1200 System is used for data entry as related to System setup and operation. The cable length is restricted to 1.5 meters. FIG. 3-2-1 Keypad (Dimensions in mm) KEYPAD CONTROLS KEY FUNCTION DESCRIPTION HLP Depressing the HLP key will initiate the display of a context-sensitive help screen for the current display screen.
Chapter 3: System Description ↑ ↓ ← → Cursor up, down, left, and right keys. 3.2.2 Monitor (Flat Panel LCD Screen) FEC INC. provides a color Flat Panel LCD monitor as part of the System’s standard configuration. The monitor displays System conditions, fastening presets, fastening results, torque signature, etc.
Chapter 3: System Description 3.2.3 ISA Main Controller Unit The ISA Main Unit controls communication between the Axis Units and the user interface. Reference Figure 3-1 for a visual overview of the ISA Main Unit's interrelation with other System components. FIG. 3-2-3 ISA Main Controller Unit The following table describes the various components and features of the AFC1200 ISA Main Controller Unit, shown above.
Chapter 3: System Description AFC1200 ISA MAIN CONTROLLER UNIT - CONTROLS AND INDICATORS ITEM AS MARKED ON UNIT DESCRIPTION (REFERENCE FIGURE 3-2-3) 1 FDD Floppy disk drive: 3.5" 1.44MB Notebook computer style. 2 ACCEPT Display light (green) that indicates when an acceptable fastening, Zero Check, or Cal Check is complete. 3 REJECT Display light (red) that indicates when an unacceptable fastening, Zero Check, or Cal Check is complete.
Chapter 3: System Description ITEM AS MARKED ON UNIT 26 MULTI DESCRIPTION (REFERENCE FIGURE 3-2-3) Connector for communication bus ribbon cable to Axis Unit.
Chapter 3: System Description 3.2.4 AXIS CONT ROLl er UNIT (Serv o Ampli fier) FIG. 3-2-4 Axis Controller Unit The following table describes the components and features of the Axis Controller Unit, shown above. The Servo Amplifier is located inside the Axis Unit.
Chapter 3: System Description AXIS UNIT CONTROLS AND INDICATORS ITEM AS MARKED ON UNIT DESCRIPTION (REFERENCE FIGURE 3-2-4) 1 CHECK Display LED (orange) that indicates when the System is performing a Cal Check or Zero Check. 2 1ST Display LED (orange) that indicates when the fastening cycle is performing the 1st Step. 3 FNL Display LED (orange) that indicates when the fastening cycle is performing the Final Steps.
Chapter 3: System Description The information displayed in DSP 1 and DSP 2 on the Axis Unit is determined by the ISA Main Controller Unit's AXIS-DSP switch setting. The two display outputs for each switch setting are shown below.
Chapter 3: System Description 3.2.5 Nutrunner (Tool) FIG. 3-2-5 Nutrunner (Tool) w ENCODER P Environmentally isolated angle encoder. P Provides feedback to Servo Amplifier. P Provides angle monitoring capability to fastening operation. w MOTOR P Totally enclosed DC permanent magnet motor. P Refer to Chapter 2 for various motor sizes. w TRANSMISSION P Planetary gear transmission. P Available in straight and offset models. P Refer to Section 2.5.1 for standard tools and gear ratios.
Chapter 3: System Description P Remote mounting of the transducer's preamplifier minimizes space requirements. 3.2.6 PRBU-DFT Unit (Preamplifier Cable Extender) P This unit can extend the preamplifier cable of the DFT tool up to 100 feet. P The maximum length of the preamplifier cable without this unit is 50 feet. P The PRBU-DFT Unit does not require an external power supply.
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