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SmartHardware User Guide STR1000008X 1. Features RS-485 smart management line. Jumper free for switching V/A. Wide range of baud rate speeds (300 – 115200). Fully reprogrammable on the fly without restart. Runtime Counter – 4 bytes User Data RAM – 4 bytes User Data EEPROM –...
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SmartHardware User Guide STR1000008X RS-485 B A G (Load Defaults) (560ohm) (120ohm) (560ohm) RS-485...
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SmartHardware User Guide STR1000008X 2. Power This controller can be powered from +5V, +12 or +24V. Use Jp1 and Jp3 to select voltage. Power = +5 V (Load Defaults) Power = +12/24 V (Load Defaults) Jp2 is used to load all default parameters Disconnect power.
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SmartHardware User Guide STR1000008X 3. RS-485 line This controller manages the RS-485 line intelligently. Controller can perform one command while receiving second command. Unlike any other similar controllers, it checks the correct information, which returns as result. When controller transmits, simultaneously read the information transmitted from RS-485 line.
SmartHardware User Guide STR1000008X How to calculate the values of R1 and R3 WITHOUT 120 ohm resistors at both ends. Example: 32 controllers and 5 V supply. Each RS-485 node has a load impedance of 12K ohms. 32 nodes in parallel give a total load of 375 ohms.
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SmartHardware User Guide STR1000008X v 2.0 Analog Input X Rin=91k Analog in max = 40 V for T < 2sek in both modes V/A Uses 10-bit ADC. Result is 0 – 1023(0x3FF). Voltage mode: The range is 0 – 10.23 V (default).
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SmartHardware User Guide STR1000008X this time is greater, all received bytes are rejected and the receiving buffer is cleared. How to connect the controller to network. Set (on/off) jumpers for resistor for RS-485 line Power the controller Connect controller to RS-485 line...
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