1. PRIMARY CONTROLLERS AMERICAS REGION HVAC Products
prepared by David H. Jefferson

2. Primary Controllers Evolution
Electronic
RWD electronic
RWC electronic
Pneumatic
RC195 Pneumatic
1977-
2004-
Time Line
prepared by David H. Jefferson

3. Primary Controllers – Americas History
RC195
Positive
Low-cost
Low-end controller solution
Easy servicing
Long life expectancy
Negative
No sensor calibration
Requires compressor
No LCD display, stick on setpoint scales
Proportional Control only, no P+I control
Control loop tuning difficult
prepared by David H. Jefferson

4. Primary Controllers – Americas History
RWC Controller
Positive
Two sensor inputs for setpoint reset
Electronic, not mechanical and requires no maintenance
LCD display
Plug-in terminals
Negative
Heating output is Reverse Acting, cannot change control action.
Temperature controller only.
prepared by David H. Jefferson

5. A New Family of Controllers
Project Phoenix
A New Family of Controllers
RWD Range
prepared by David H. Jefferson

6. RWD Controllers - Phase 1 (Released January, 2005)
prepared by David H. Jefferson

7. RWD62U 24 Vac supply voltage
Universal inputs (X1) and (X2) can be Ni1000, Pt1000 or 0 to 10 Vdc
Digital input for day/night setpoints
Two modulating outputs (Y1) and (Y2)
Auxiliary control functions
Selectable applications
(9 pin) connection for software tool
prepared by David H. Jefferson

8. RWD68U 24 Vac supply voltage
Universal inputs (X1) and (X2) can be Ni1000, Pt1000 or 0 to 10 Vdc
Digital input for day/night setpoints
One modulating output (Y1) and one digital output (Q11)
Auxiliary control functions
Selectable applications
(9 pin) connection for software tool
prepared by David H. Jefferson

9. RWD82U 24 Vac supply voltage
Universal inputs (X1) and (X2) can be Ni1000, Pt1000 or 0 to 10 Vdc
Digital input for day/night setpoints
Two digital outputs (Q11) and (Q21) or one to three position
Auxiliary control functions
Selectable applications
(9 pin) connection for software tool
prepared by David H. Jefferson

10. Main Applications Temperature Refrigeration Humidity
Air/fluid velocity
Air quality
Temperature
Humidity
Air Pressure
Fluid Pressure
prepared by David H. Jefferson

11. Auxiliary Functions Day/night setpoints Remote setpoint control
Limiter control
Cascade control
Maximum priority
Setpoint compensation
Summer/Winter operation
prepared by David H. Jefferson

12. Service and Commissioning
Installation and commissioning guide included with controller.
Simple push button or software tool programming.
Standard applications are already pre-programmed.
Only parameters relevant to application are displayed on LCD.
Detailed application sheets are available.
All inputs and outputs displayed on a large LCD screen.
prepared by David H. Jefferson

13. Software Tool Standard cable direct from controller to PC
Simple, Windows-based operation
Numbered, standard applications
Customized applications
Hide selected parameters from LCD
Create an applications library based on customer or system type
Single page print-out of settings
prepared by David H. Jefferson

14. Technical Documentation
Installation/commissioning guide
Application description sheets
Application index
Submittal Sheets
Technical Instructions
prepared by David H. Jefferson

15. “New” Family Members SEH62.1U Timeclock 24 Vac 7-day SPDT output
Digital input for count-down timer
24 Vac power supply
3 modes
Time clock
Time clock + Timer
Timer only
prepared by David H. Jefferson

16. “New” Family Members SEM62.2U Transformer 120 Vac/24 Vac
30 vac total output
Led secondary power indication
Secondary power on/off switch
Secondary power fuse
Digital contact to initiate countdown
prepared by David H. Jefferson

17. “New” Family Members ARG62.21 enclosure
Suitable for a single RWD controller
Conduit knockouts at bottom and back
UL approved for line voltage
DIN rail for easy mounting of controller
LCD display visible through opening
prepared by David H. Jefferson

18. Promotional and Technical
RWD Controllers
Sales Tools
Promotional and Technical
prepared by David H. Jefferson

19. Flyer Main benefits and features of RWD.
When handing to customers always highlight the “key” benefits and features of interest to the specific customer.
New primary controller design.
prepared by David H. Jefferson

20. Screensaver Animated screensaver featuring the RWD man.
Use the screensaver:
for customers and staff
To add to “welcome” screens in reception areas.
for a rolling show for sales areas and tradeshows.
prepared by David H. Jefferson

21. RWD Demo unit RWD/DEMO Similar to Ace demo unit with controller
mounted inside ARG
enclosure with external
potentiometers.
Suitable for workshops,
training and customer
demonstrations.
prepared by David H. Jefferson

22. Technical Documentation
Technical Instructions
Installation and Commissioning Guides
prepared by David H. Jefferson

23. Technical Documentation
Application Sheets
prepared by David H. Jefferson

24. RWD Tool Kit Purpose Product loyalty Contents of tool kit:
High value/functional
promotional package.
RWD accessory .
Gift or sale item as
determined by wholesalers.
During initial release, at
no cost to wholesalers.
Contents of tool kit:
Mouse pad
Set of three screwdrivers
PC to controller (9 pin) cable
CD including RWD software
Screensaver
Application Sheets
Auxiliary Function Sheets
Technical Instructions
Installation and commissioning guides
prepared by David H. Jefferson