Operating instructions

34
Table 28 — Dual Master Chiller Control Parameters for Parallel Applications with Touch Pilot™ Display
NOTE: If pump control is configured to OFF, then LAG UNIT PUMP
SELECT = 1. If pump control is set to any other value, then LAG
UNIT PUMP SELECT = 0. This configuration must be set consis-
tently for both master and slave chillers.
Table 29 — Dual Master Chiller Control Parameters for Parallel Applications with Navigator™ Display
NOTE: If pump control is configured to OFF, then LAG UNIT PUMP
SELECT = 1. If pump control is set to any other value, then LAG
UNIT PUMP SELECT = 0. This configuration must be set consis-
tently for both master and slave chillers.
DISPLAY NAME PATH LINE NO. VALUE
Master/Slave Select Main Menu
ConfigMST_SLV 3
1 (Master)
Default: 0 (Disable)
Master Control Type Main Menu
ConfigMST_SLV 7
1=Local Control
2=Remote Control
3=CCN Control
Default: 1
Configure for proper control type.
Slave Address Main Menu
ConfigMST_SLV 11
Must be set to the Slave Chiller’s address.
The master and slave chiller must have
different addresses and be on the same
Bus Number
Default: 2
Lead Lag Select Main Menu
ConfigMST_SLV 12
0 (Master Always Leads)
1 (Lag Once Failed Only)
2 (Lead/Lag Runtime Select)
Default: 0 (Master Always Leads)
Lead/Lag Balance Delta Main Menu
ConfigMST_SLV 16
Range: 40 to 400 hours
Default: 168 hours
Lag Start Timer Main Menu
ConfigMST_SLV 17
Range: 2 to 30 minutes
Default: 10 minutes
Lead Pulldown Time Main Menu
ConfigMST_SLV 18
Range: 0 to 60 minutes
Default: 0 minutes
Start If Error Higher Main Menu
ConfigMST_SLV 19
Range: 3.0 to 18 F (1.7 to 10.0 C)
Default: 4.0 F (2.2 C)
Lag Minimum Running Time Main Menu
ConfigMST_SLV 20
Range: 0 to 150 minutes
Default: 0 minutes
Lag Unit Pump Control Main Menu
ConfigMST_SLV 21
0 (Stop If Unit Stops)
1 (Run If Unit Stops)
Default: 0 (Stop If Unit Stops)
Chiller In Series Main MenuConfigMST_SLV 22
Default: No
Value: No
ITEM ITEM EXPANSION PATH VALUE
MSSL Master/Slave Select ConfigurationRSET
Master
Default: Disable
SLVA Slave Address ConfigurationRSET
Must be set to the Slave Chiller’s address.
The master and slave chiller must have
different addresses and be on the same
Bus Number
Default: 2
LLBL Master Lead Lag Select Configuration
RSET
Range: Always Lead, Lag if Fail, Runtime Sel
Default: Always Lead
LLBD Lead/Lag Balance Delta Configuration
RSET
Range: 40 to 400 hours
Default: 168 hours
LLDY Lag Start Delay Configuration
RSET
Range: 2 to 30 minutes
Default: 10 minutes
LL.ER Start If Error Higher Configuration
RSET
Range: 3.0 to 18 F (1.7 to 10.0 C)
Default: 4.0 F (2.2 C)
LAG.M Lag Unit Pump Select Configuration
RSET
Range: Off If U Stp, On If U Stop
Default: Off If U Stp
LPUL Lead Pulldown Time Configuration
RSET
Range: 0 to 60 minutes
Default: 0 minutes
SERI Chillers in Series Configuration
RSET
No
Default: No
OPER Operating Control Type Operating Modes
SLCT Set to desired control