Honeywell Local Operator Interface S7999B User Manual

Page 37

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S7999B, S7999C SOLA LOCAL OPERATOR INTERFACE

37

65-0303—05

Table 37. Lead Lag Master Configuration

Advanced Settings: Central Heat Parameters.

Parameter

Comment

Demand switch

Stat

Remote Stat

ModBus Stat

Disabled

Setpoint source

Local

ModBus

4-20 ma

Setpoint

-40 °F to 266 °F (-40 °C to 130 °C)

Time of day setpoint -40 °F to 266 °F (-40 °C to 130 °C)
4 ma water

temperature

-40 °F to 266 °F (-40 °C to 130 °C)

20 ma water

temperature

-40 °F to 266 °F (-40 °C to 130 °C)

Outdoor reset

Enabled

Disabled

Table 38. Lead Lag Master Configuration

Advanced Settings: DHW Parameters.

Parameter

Comment

Priority source

DHW heat demand

Disabled

Priority method

Boost during priority time

Drop after priority time

DHW priority override

time

___Hour ____Minute _____Second

Table 39. Lead Lag Master Configuration

Advanced Settings: Frost Protection Parameters.

Parameter

Comment

Enable

Enabled

Disabled

Outdoor setpoint

-40 °F to 266 °F (-40 °C to 130 °C)

Frost protection rate ____%

Table 40. Lead Lag Master Configuration Advanced

Settings: Warm Weather Shutdown Parameters.

Parameter

Comment

Enable

Enabled

Disabled

Setpoint

-40 °F to 266 °F (-40 °C to 130 °C)

Table 41. Lead Lag Master Configuration

Advanced Settings: Algorithms Parameters.

Parameter

Comment

Lead selection

method

Sequence order

Measured run time

Lag selection method Sequence order

Measured run time

Lead rotation time

___day ____hour _____min

Force lead rotation

time

___day ____hour _____min

Table 42. Lead Lag Master Configuration

Advanced Settings: Rate Allocation Parameters.

Parameter

Comment

Base load common

? %

Table 43. Lead Lag Master Configuration

Advanced Settings: Add Stage Parameters.

Parameter

Comment

Method

Error threshold

Firing rate threshold

Disabled

Detection time

___Hour ____Minute _____Second

Error threshold

0 °F to 234 °F (-17 °C to 112 °C)

Rate offset

+ ________ %

Interstage delay

___Hour ____Minute _____Second

Table 44. Lead Lag Master Configuration

Advanced Settings: Drop Stage Parameters.

Parameter

Comment

Method

Error threshold

Firing rate threshold

Detection time

___Hour ____Minute _____Second

Error threshold

0 °F to 234 °F (-17 °C to 112 °C)

Rate offset

+ ________ %

Interstage delay

___Hour ____Minute _____Second

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