Data Sheet for Product

Information in this document is based on specifications believed correct at the time of publication. The right is reserved to make changes as design
improvements are introduced. Other product or company names mentioned herein may be the trademarks of their respective owners.
© 2002 Siemens Building Technologies, Inc.
Siemens Building Technologies, Inc. Printed in the U.S.A.
1000 Deerfield Parkway Document No. 127-0010
Buffalo Grove, IL 60089-4513 Page 6 of 6
U.S.A.
Table 5. Reset Option (Point 70).
Value Description
0 No Chilled Water Reset
1 Return Chilled Water Reset. Constant return Chilled
Water Temperature Set Point maintained.
2 4 – 20 mA Chilled Water Reset. Resets Chilled
Water Set Point based on 4 – 20 mA signal. A signal
less than 4 mA results in no reset of Chilled Water
Temperature Set Point. A signal greater than 4 mA
results in a linear reset between Chilled Water Set
Point and the maximum Chilled Water Reset Set
Point plus the Chilled Water Set Point.
3 Network Chilled Water Reset. Resets Chilled Water
Set Point based on the network evaporator leaving
temperature reset. A signal of 0 – 100% results in a
linear reset between the Chilled Water Set Point and
the Maximum Chilled Water Reset Set Point plus the
Chilled Water Set Point.
4 Ice Chilled Water Reset. Resets the Chilled Water
Set Point (typically 23°F) based upon a 4 – 20 mA
signal. A signal less than 4 mA results in no reset of
Chilled Water Temperature Set Point. A signal
greater than 4 mA results in a Chilled Water Set
Point equal to the set point plus the Maximum
Chilled Water Reset Set Point (typically 22°F).
5 Outdoor Air Temperature Chilled Water Reset.