Control Boards

 
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81P-0001

Graves Electronics
81P-0001; Graves Electronics industrial programmable microcontroller board, use any software, compiler or programmer; standard RS-485 communication, RS-232, eight I/O lines that can be set as analog, protected and buffered digital input, or digital output, and four dedicated MOSFET outputs; two expansion module ports allow various add-on modules...


Price
1-9$280.6000
10-24$270.4800
25-49$261.2800
50+$255.5300
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81P-0100

Graves Electronics
81P-0100; Expander1 Module for the Graves Electronics Controller Board 81P-0001 ; based around the NXP PCF8574A chip; plugs into either of the module ports on the controller board; uses I²C bus to communicate with the microcontroller; DIP switches to enable address selection or to engage or disengage pull-up resistors for the I²C bus;...


Price
1-9$67.4500
10-24$65.0200
25-49$62.8100
50+$61.4300
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81P-0101

Graves Electronics
81P-0101; Expander2 Module for the Graves Electronics Controller Board 81P-0001 ; based around the NXP PCF8574 chip; plugs into either of the module ports on the controller board; uses I²C bus to communicate with the microcontroller; DIP switches to enable address selection or to engage or disengage pull-up resistors for the I²C bus;...


Price
1-9$67.4500
10-24$65.0200
25-49$62.8100
50+$61.4300
Stock0
 
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81P-0110

Graves Electronics
81P-0110; Pressure1 Module for the Graves Electronics Controller Board 81P-0001 ; utilizes Honeywell's SCC line of digital pressure sensors; plugs into either of the module ports on the controller board; uses I²C bus to communicate with the microcontroller; DIP switch to engage or disengage pull-up resistors for the I²C bus 12-bit,...


Price
1-9$101.3900
10-24$97.7400
25-49$94.4100
50+$92.3400
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81P-0120

Graves Electronics
81P-0120; Relay1 Module for the Graves Electronics Controller Board 81P-0001 ; uses the NXP PCF8574A chip for I/O functions; plugs into either of the module ports on the controller board; uses I²C bus to communicate with the microcontroller; DIP switches to enable address selection or to engage or disengage pull-up resistors for the I²C bus;...


Price
1-9$104.0900
10-24$100.3400
25-49$96.9200
50+$94.7900
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81P-0121

Graves Electronics
81P-0121; Relay2 Module for the Graves Electronics Controller Board 81P-0001 ; uses the NXP PCF8574 chip for I/O functions; plugs into either of the module ports on the controller board; uses I²C bus to communicate with the microcontroller; DIP switches to enable address selection or to engage or disengage pull-up resistors for the I²C bus;...


Price
1-9$104.0900
10-24$100.3400
25-49$96.9200
50+$94.7900
Stock0