Anaheim Stepper DPF11451 Users Guide
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Page 11
11FIGURE 2 type H0 is a combination of the HOME and SOFT limit commands. When active high, H1 Homing Mode is selected. H1 is used for anti-backlash protection. It performs a decelerate, reverse, return off switch operation. NOTE: the switch must remain closed during deceleration, reverse, and return in H1 Mode. 15 FASTWhen active low, it is used in conjunction with JOG/RUN to cause a fast run (base speed) operation in the specified direction. 16BUSYThis open collector switch output is ON when the...
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TIME SPEED BASE SPEED MAXIMUM SPEED ACCELERATION DECELERATION12FIGURE 5: Velocity Profile USING THE MANUAL PRESET INDEXER SELECTING MOTION PARAMETERS The velocity profile (motion speed and acceleration) is determined by the four green switches; the Base Speed, Max Speed, Acceleration/Deceleration, and Factor. Figure 5 shows a typical velocity profile of a step motor. BASE SPEED This is the speed at which the motor starts to run. There are 256 choices of Base Speeds as shown in the Table 3. They...
Page 13
13 SETTING THE M SWITCH Now that we have selected the F switch setting, we can find the value for M from Table 2. The factor setting is in the left hand column, and the Max Speed setting is along the top row. In example 1 for the desired M of 4500 steps/second, we set the F switch at 4. Table 1 lists the maximum speed values for each switch setting of F. Looking at the M values in Table 2 for an F switch setting of 4, the closest speeds are 4495 (M=C) and 4631 (M = D). For the desired maximum speed...
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14 B SWITCH SETTING 0123456789ABCDEF F251015192427323740444750535659 E371422293641485460657175798387 D4101928384854647279869399105110115 C614294357728197109120130141150159166174 B81937567594106126141157170183195207216227 A11285684112140159189212234254274292309324339 9153773109145181205244274303329355377399418438 82152103154205256290349387428464501533564590619 72869138206273341386459515569618666707749784821 63178155231307383434516578640694748795841880922 5358917726435043849558965973079185390695910031052...
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STOPS SLOWS DOWN SCREWHOME LIMIT SOFT LIMIT NUT STEP MOTOR15 limit switch has enough time to get to Base Speed before encountering the Home limit switch. H1 H OMING MODE: When this homing mode is selected, the nut seeks home at Max speed. It decelerates to Base speed when the soft limit switch is encountered. The Soft limit switch must remain closed until the motor completely decelerates to Base speed, at which time the controller causes the motor to reverse direction and run at Base speed until the...
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16 FIGURE 6 time for the JOG, HOME, and INDEX inputs. When JP1 is in the “1-2 position, the debounce delay is approximately 12.5 milliseconds. When JP1 is in the “2-3 position, the debounce delay is approximately 0.3 milliseconds. The active low signal on these inputs must be wider than the debounce delay time. To use an external Count Module, the INT/EXT input (pin 13) must be pulled low to a logic “0. The on-board switches will be ignored. External Count Modules plug into either connector...
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17 FIGURE 7 FIGURE 8 JP2EXTERNAL COUNT MODULES 1-2ONE MODULE (SAME FORWARD AND REVERSE) 2-3SEPARATE MODULES FOR FORWARD AND REVERSE COUNT INPUT BOARDS All of the Count Input Boards or Modules set the number of steps the motor will move when an Index is initiated, but each Module allows for a different variation in interfacing. AA1748 - CLICK POT MODULE A CLICK POT module consists of 10 position (0 - 9) digital pots mounted on a printed circuit board. One pot is used per each decade (digit). These...
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FIGURE 9 AA1754 - QUAD BOARD COUNTER The quad board module is a 4-bank version of the clickpot module with each bank having 6 decades. The user can dial in four different move lengths and then select any one of them as desired. The module is connected to the indexer via a supplied 5-lead cable. CPinPin 6 O5 N N E CT O R Pin 1Pin 2Pin 3Pin 4 P1 (To Indexer)Common+5VdcClockResetKey0Vdc P2 (Expansion)Common+5VdcClockResetKey0Vdc P3 (Select Select #1Select #2Select #4Key+5Vdc0Vdc Inputs) The...
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FIGURE 10 Once the move is finished, the select lines may be changed as needed. BANK SELECT TABLESELECTLINE #1#2 SWITCH BANK #100 SWITCH BANK #210 SWITCH BANK #301 SWITCH BANK #411 0 = Low 0 - .8Vdc 1= High 3.5 - 5Vdc Select line #4 is only used if additional count input devices are daisychained to the expansion connector (P2). If select line #4 is low, that quad board is ignored and the count input device connected to the P2 expansion connector is read. This allows multiple quad boards to be used...
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CMOS+5VDC INPUT1K 10K 220pFSPECIFICATIONS Control Inputs :TTL-MOS Compatible Logic 0: 0 to 0.8 Vdc Logic 1: 3.5 to 5 Vdc All Input Terminals are pulled up to +5Vdc through 1k ohm resistors. Busy and Complete Outputs (pins 16 and 20) are open collector outputs that can sink 500mA and stand-off 40Vdc maximum (no sourcing). Pull-up resistors may be jumpered to these outputs to produce TTL level signals (see section on jumpers). Ground (pin 18) - 0Vdc +5Vdc Output (TB2, pin 1) - Up to 250mA is...