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The DX-9100. A Programmable Logic Controller For HVAC Applications. DX-9100 Hardware. DIN rail mounted backplate for I/O connections. DX-9100 Hardware. Expansion modules add to point capacity. DX-9100 Hardware. Basic controller supports 30 I/O points
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The DX-9100 A Programmable Logic ControllerFor HVAC Applications
DX-9100 Hardware • DIN rail mounted backplate for I/O connections
DX-9100 Hardware • Expansion modules add to point capacity
DX-9100 Hardware • Basic controller supports 30 I/O points • 8 Digital Inputs (Voltage-free contacts) • 8 Analog Inputs (0-10VDC, 0-2-mA, 1000 • 6 Digital Outputs (Isolated triac, 24VAC) • 8 Analog Outputs (0-10VDC, 4-20mA) • Expansion Modules add up to 64 I/O • 6 AI / 2 AO • 4 DI / 4 DO • 8 DO • 8 DI
DX-9100 Hardware • RS-485 (polling) or LonWorks™ (peer to peer) bus to allow connection to supervisory controller or modem dialer (RS-485 only) • RS-485 bus connects basic controller to up to eight expansion modules • Port for service module connection • RS-232 port for connection to PC with graphical programming tool
DX-9100 Software • Graphical programming environment - place modules and draw connections
DX-9100 Software • Points • Field I/O points • Data points (8 analog, 32 binary) • Shared points (16 AI, 8 DI, 16AO, 8 DO) • 12 Definable Function Modules plus Ladder Logic • 8 Time Schedules • 2 Adaptive Optimal Start Algorithms
DX-9100 Software • Analog Inputs • User Name / Description • Input Signal / Range • Measurement Units • Enable Square Root • Enable Alarms • Alarm Limits • Filter Value • Analog Outputs • User Name / Description • Type of Output • Source (numeric / incremental) • High / low range • Forcing mode / level • Hold / Auto on power-up • Output limits / enable limits
DX-9100 Software • Digital Inputs • User Name / Description • Prescaler (used with pulse count only) • Output limits / enable limits • PAT stroke time / DAT cycle time • PAT deadband /DAT minimum on/off time • Digital Outputs • User Name / Description • Type of Output • Source (numeric / incremental) • Feedback source • High / low range • Forcing mode / level • Hold / Auto on power-up
DX-9100 Software • Powerful PID control algorithm
DX-9100 Software Single Proportional Module • Proportional orON/OFF action • Single or Dual(heat/cool) option • Deviation alarms • High-high • High • Low • Low-low Dual ON/OFF Module
DX-9100 Software • Average* • Maximum* • Psychometric (English or Metric)* • Inputs are temperature, humidity, atmospheric pressure • Output is enthalpy, wet bulb, dew point • Input Selector (4 channel)* • Calculator (+, -, x, * • Minimum* • Line Segment * Output range can be limited
DX-9100 Software • Timer Function • Pulse, Triggerable Pulse, On Delay, Off Delay, On Delay With Memory • Totalization • DI event, DI time, AI consumption • Comparator (with differential) • Greater than, less than, equal, rate of change
DX-9100 Software • Sequencer module • Input source is numeric or incremental • Output is 8 / 16 DO • Mode is last on / first off, first on / first off, equal run-time, binary code • Minimum on-time, minimum off-time, interstage delays and maximum cycles per hour can be specified • Load factor for each stage used to produce interstage analog output
DX-9100 Software • Real-time clock • Year, month, day of month, hour, minute, second, day of week(Mon … Sun + Holiday) • Daylight savings • Time schedules • Start time, stop time, days of week
DX-9100 Software • Adaptive Optimal Start calculates minimum time to reach setpoint
DX-9100 Software • Load NOT • AND NOT • OR NOT • OR Block • OUT NOT • RESET • END • Ladder Logic Control Module • Load • AND • OR • AND Block • OUT • SET • COS
DX-9100 Software • Eight pages, each page with eight lines of eight instructions
DX-9100 Keypad Operation • Powerful, yet easy to use interface on each DX-9100 controller RD X D 1 3 4 5 6 8 2 7 TD AL XT K X Y Z D A/M - + Y XT Z A K A/M E ESC
DX-9100 Keypad Operation • Display / modify time schedules • Display / modify date / time / holidays • Display AI point value / alarm status • Display / modify AI alarm limits • Display DI status • Display / modify DI counter value • Display / modify analog / digital outputs • Display / modify analog / digital data
DX-9100 Keypad Operation • Display / modify P, I, D, Bias terms for PID control loop • Display / modify control action, bias, differential terms for ON/OFF control • Display / modify output and run-time for sequencer module • Display / modify value of totalization module