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MAC is a small "Multi-Application Controller"
powered by the 16F88 PIC microcontroller.
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The concept behind this new controller is to provide a controller that can be configured for many different small applications whereby one of our larger ePLCs is either too large physically or too pricey. The smaller foot print is a fraction of our Smart-PAK, measuring 4.33" x 3.54"
Within this small foot print, is packed an enormous amount of capabilities.
MAC includes the following:
Programming is done through the PIC Basic Pro Software.
Entertron's inspiration for this product was to produce a two channel PWM controller that will interface to their ePLCs (or any other manufacturer) through either ModBus RTU via RS485 or via analog outputs.
The PWM controller includes four trim pots for individual control of both frequency and duty cycle for each PWM output. This design incorporates two 5 amp PNP Transistors for driving your output devices. In addition, we have sized the traces to handle a 15 amp transistor on board.
Through programming, we can configure MAC for many different applications. At this point, we are currently developing other applications using MAC that will be posted on this page when completed. As we post new applications using MAC, it will provide you, the reader, with a better understanding of the wide range of applications that MAC can accomplish.
Some Examples of how MAC can be used.
Interface MAC via ModBus RTU (RS485) to the Smart-PAK PLUS as a slave module for PWM control.
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Utilizing MAC and a Matrix Orbital display module with I2C communications, you can develop a small dedicated control application with visual readout. Utilize the trim pots for internal adjustment.
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Program MAC using PIC Basic Pro Software (PIC Basic, Assembly, C/C++) or allow Entertron to develop your application program for you.
| Let Entertron Do it For You | plc_program_development service | |
| Do it Yourself | Programming tools available through Micro Engineering Labs | |
Specifications
Item |
MAC |
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Power Requirements |
8 - 24 VDC | |
Current Requirements |
Up to 1 amp current capacity through LM7805 regulator | |
Digital Inputs |
1 optically isolated input (AC or DC) hardware configured | |
Digital Outputs |
2
optically isolated solid state outputs 5 amp Triac or 5
amp PNP Transistor (15 amp Transistor available) |
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Configurable Inputs |
4 @ DC (not optically isolated) or 4 @ analog range = up to 12 VDC | |
Analog Resolution |
10 Bit (0-1024) | |
Dip Switch |
8 Position - configurable through programming | |
Memory Type |
On Board PIC Program Memory = 8K x 14 | |
Serial Port |
2 wire RS485 (I2C not available when RS485 is configured) | |
High Speed Counter |
Capable through optically isolated digital input 1 @ 10 KHz | |
Timers / Counters |
2 @ 8 bit / 1 @ 16 bit | |
Communications Protocols |
ModBus RTU (through RS485 port) | |
Other Communications |
I2C (RS485 is not available when I2C is configured) | |
Dimensions - Single Board |
4.33" x 3.54" x 1.00" | |
Operating Temperature |
0-60 C (32 - 140 F) 90% relative humidity
non - condensating All components used are rated for at least 0-70 C (32 - 158F) |
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MAC Applications
Part Number |
Description |
| MAC - PWM - 1 | MAC configured as one PWM PNP 5 amp output with RS485 port for networking to PLC |
| MAC - PWM - 2 | MAC configured as two PWM PNP 5 amp output with RS485 port for networking to PLC |
| MAC - PWM - 1-15 | MAC configured as one PWM PNP 15 amp output with RS485 port for networking to PLC |
| MAC - PWM - 2-15 | MAC configured as two PWM PNP 15 amp output with RS485 port for networking to PLC |
Contact us to discuss your application requirements and see if "MAC" is right for you.
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