Honeywell S7999D SOLA User Manual page 21

Delta T Limit Configuration
Parameters
(R7910 Hydronic Control Only)
Table 20 displays other limit parameters. Use the left and right
arrows to switch between Inlet to Outlet Flow and Exchanger
to Outlet Flow. The parameters are the same for all pumps.
Fig. 40. Delta T Limit configuration.
Table 20. Delta T Limit
Configuration Parameters.
Parameter
Delta T enable Enabled
Disabled
Delta T degrees 0 °F to 234 °F (-17 °C to 112 °C)
Delta T delay ___hour ___min ___sec
Delta T response Recycle & delay
Recycle & Delay with retry limit
Lockout
Comment
21
Table 20. Delta T Limit
Configuration Parameters. (Continued)
Delta T retry limit 0–100
Delta T rate limit Enabled
enable Disabled
Delta T inverse limit ___hour ___min ___sec
time
Delta T inverse limit Recycle & delay
response Recycle & delay with retry limit
Lockout
T-Rise Limit Configuration
Parameters
Table 21 displays T-Rise limit parameters.
Table 21. T-Rise Limit Configuration Parameters.
Parameter
Outlet T-rise enable Enabled
Disabled
Heat exchanger T- Enabled
rise enable Disabled
T-rise degrees 0 °F to 234 °F (-17 °C to 112 °C)/sec
T-rise response Recycle & delay
Recycle & delay with retry limit
Lockout
T-rise retry limit 0 to 100
T-rise delay ___hour ___min ___sec
Heat Exchanger High Limit
Configuration Parameters
Table 22 displays T-Rise limit parameters.
Table 22. Heat Exchanger High Limit
Configuration Parameters.
Parameter
Heat exchanger high Enabled
limit enable Disabled
Heat exchanger high 32 °F to 250 °F (0 °C to 121 °C)
limit setpoint
Comment
Comment
65-0315—02