Technical Guide CN-IC1-12 i-Controller Visograph Navigation for Version 201.04 Title File Descriptions Introduction Screens These are the base files used for the firmware and Introduction screens are displayed during controller controller parameters. startup. 1. ISaGRAF Version: The version of the base program inside the i-Controller.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Main Menu Schedules The Main Menu provides easy access to controller A schedule is used to activate/ deactivate an event on a information. When an alarm is present, the Alarm Bell specified day/ time. To create a scheduled event, use the indicator is displayed.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title 4. Once the desired value has been reached press the Set points button to set the value. Set points are used as the cut in/ out for various i- 5. Repeat steps 1-4 until all values in the schedule controller functions.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title 6. Repeat steps 1-4 until all “Occupied” values have been set. 7. Press the (T8) button to view the “Unoccupied” set points. 8. Repeat steps 1-4 until all “Unoccupied” values have been set.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title System Status To navigate to the System Status menu options, press the corresponding key on the Visograph below the menu item number. Press the (T1) button to return to the Main Menu.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title 6. Reheat/Reclaim In Temp: Temperature reading from temperature probe mounted in the Reheat/Reclaim Stage 1 inlet. 7. Reheat/Reclaim In 2 Temp**: Temperature reading from temperature probe mounted in the Reheat/Reclaim Stage 2 inlet.
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Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title down and lock out until discharge drops to an acceptable level. o Comp Low Suction Trip: Activated when a compressor’s suction pressure dropped below the safety limit (75PSI by default). Compressor will instantly shut down and lock out until suction rises to an acceptable level.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Water Source Heat Pump (WSHP) Chilled Water Status When the unit is a WSHP the ‘Suction Pressure Setpoint’ Chilled Water Units will have a Chilled water status screen will be replaced ‘Discharge Pressure Setpoint’ while the in place of the Compressor status screen.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title 9. Pre-Heat Status: If the pre-heat option is selected, Operation Mode Status the pre-heat status will display “ON” or “OFF”. From the System Status Menu Press T4 to enter the 10. CO2 Level (ppm)**: If a CO2 sensor option is Operation Mode Status page.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Water Source Heat Pump Optional Equipment Status To view current status of optional connected equipment, When the unit is a WSHP the Condenser Status screen will press T7 from the System Status Menu.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title VAV Status ERV Status From the System Status Menu press the T7 button to From the System Status Menu press the T7 button to enter the Optional Equipment Status Menu page and enter the Optional Equipment Status Menu page and then T2 for VAV Status page.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Power Exhaust Status Energy Meter Status The Power Exhaust Status screen shows the exhaust fan When the unit is equipped to monitor energy conception, output status and current minimum and maximum speed the Energy Meter Status will display the unit consumption set points.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Alarm Status Alarms Press T1 to return to the Alarms Menu. Each alarm will To navigate to the following menu options, from the Main display “ALARM” when an alarm is present and “OK”...
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Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title 11. Comp Status: This will display the status of each Digital compressor will gradually reduce compressor. Possible status values include: capacity increments until discharge pressure drops If multiple alarms are present, only the highest acceptable level.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Alarm History Alarm Resets The Alarm History will display a timestamp next to each Press T1 to return to the Alarms Menu. If a fan fail occurs alarm indicating the last alarm occurrence.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Sensor Status Press T1 to return to the Alarms Menu. Each sensor status will display “FAIL” if the sensor has failed and “OK” when the sensor is still operational. Use the (T7) and (T8) buttons to navigate between the two “Sensor Status”...
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Modbus Network Network Information The Modbus and BACnet Network information screens The Network Information screens to display the Firmware display the communication status, address and Version, Expansion Board status (Online/ Offline), parameter version.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Network Options The Network Options screen is used to view controller run-time information, configure the Controller Clock and Date, reset the Network Gateway to its default value, configure BACnet network address, and to manually reboot the i-Controller.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Field Tech Menu To access the Field Tech Menu, on the “Main Menu” screen press the T1 and T7 buttons simultaneously. The “Field Tech Options” menu, is used to set sensor offsets, activate test modes, change sensor settings, set damper positions, and view Input/ Output status.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Sensor Offsets 5. Repeat steps 1-4 to adjust the value of the Offset for the sensor you wish to adjust. Sensor Offsets are used to calibrate devices for their 6. Use the...
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Test Mode Descriptions Test modes are available for testing dehumidification mode, cooling mode, heating mode, occupancy, and a gas pressure check mode for verifying gas flow. All test modes will time out after 30-minutes.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title To activate any of the test modes, navigate to the Test System Test Modes Modes Menu. System Test modes are used to evaluate physical unit 1. From the Visograph Main screen, access the Field components.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Water-Cooled Condenser Air Balancing A unit equipped with Water-Cooled Condenser, will have Air Balancing Mode aids the air balancer in the balancing a Water Balance test on the System Test screen to set the process.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Damper Test Mode Heat Test Mode Damper Test Mode is used to open dampers to the user specified position. Figure 68.Heat Test Modes screen Full capacity heat test mode turns ON all heating stages.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Comfort Cooling Operational Test Modes Comfort Cooling Test Mode: This mode is used to test Operational test modes are a variety of tests used to unit response to a call for space cooling. When activated evaluate different modes of operation.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Feature Tests Modes Sensor Verification Feature test modes are used to test sequences related to optional features included in a unit. These features include Return temp control (for units equipped with a...
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Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Figure 75. I/O Verification – Analog Inputs 1 Figure 79. I/O Verification – Analog Outputs 1 Figure 76. I/O Verification – Analog Inputs 2 Figure 80. I/O Verification – Analog Outputs 2 Figure 77.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Sensor Settings The “Sensor Settings” screen is used to set the maximum pressure of the pressure transducers if it is different from the default value, VAV options, and hydronic valve action. The default pressure values are 500PSI for the max suction pressure and 667PSI for the max discharge pressure.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Set Damper Positions and Exhaust Fan Interlocks The “Set Damper Position and Exhaust Interlocks” screen is used to set the min/max percentage of the return air damper, the min position for the bypass damper, and additional outdoor air damper opening for exhaust fan interlocks.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Damper Positions The “Damper Positions” screen is used to view the position of each dampers. Press T1 to return to the Field Tech Menu and press T5 to enter Current Damper Positions page.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Input and Output Status The “I/O Status” screens are used to view the reading for each input and output. Only the inputs and outputs specific to the Flō unit will be visible on the screens.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title VAV Status Demand Control Ventilation (DCV) The “DCV Settings” screen is used to set ventilation parameters for units equipped with a CO2 Sensor. The beginning ventilation CO2 level, the max ventilation CO2 level, and alarm parameter can be adjusted in this screen.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Overrides If the i-Controller is connected to a BMS, remove RS485 connection before proceeding with Overrides. Before proceeding to the override options, please note that the overrides are not timed and must be manually removed once your task is complete.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Other Overrides From the either the Input or Output Overrides screen, press T3 Other Ovrr to access ‘Other Overrides’. The “Other Overrides” screen is used to set specific input and output values for diagnostic testing. To place an override on a specific variable, first the override needs to be turned on and then the desired value is adjusted (i.e.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Chilled Water Overrides When the unit is equipped with a chilled water coil, the ‘Other Overrides’ screen will display ‘Chilled Water Overrides’. Figure 12830. Chilled Water Override screen 3 Figure 1257. Other Overrides when Equipped with Chilled Water Figure 12931.
Technical Guide CN-IC1-12 i-Controller Visograph Navigation REV.201.05 Title Water Condenser When the unit is equipped with a water condenser, the ‘Other Overrides’ screen will display ‘Water Condenser Overrides’. Figure 1335. Water Condenser Overrides screen 3 Figure 1302. Other Overrides when Equipped with Water Condenser Figure 1346.