Carrier 30XW150-400 specifications Chillers in Series Configuration→ Rset

Table 29 — Dual Master Chiller Control Parameters for Series Applications with Navigator™ Display

ITEM	ITEM EXPANSION	PATH	VALUE
MSSL	Master/Slave Select	Configuration→ RSET	Master
			Default: Disable
			Must be set to the Slave Chiller’s address.
SLVA		Configuration→ RSET	The master and slave chiller must have
	Slave Address		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 ΔF (1.7 to 10.0 ΔC)
			Default: 4.0 ΔF (2.2 ΔC)
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	YES
			Default: NO
OPER	Operating Control Type	Operating Modes→ SLCT	Set to desired value

Table 30 — Dual Slave Chiller Control Parameters for Series Applications with Touch Pilot™ Display

DISPLAY NAME	PATH	LINE NO.		VALUE
Master/Slave Select	Main Menu→ Config→ MST_SLV	3	2	(Slave)
			Default: 0 (Disable)
			1	(Local Control)
Master Control Type	Main Menu→ Config→ MST_SLV		2	(Remote Control)
		7	3	(CCN Control)
			Default: 1 (Local Control)
			Value: Configure for proper control type.
			Must be set to the Slave Chiller’s address.
Slave Address	Main Menu→ Config→ MST_SLV		The master and slave chiller must have
		11	different addresses and be on the same
			Bus Number
			Default: 2
			0	(Master Always Leads)
Lead Lag Select	Main Menu→ Config→ MST_SLV	12	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 ΔF (1.7 to 10.0 ΔC)
			Default: 4.0 ΔF (2.2 ΔC)
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		0	(Stop If Unit Stops)
		21	1	(Run If Unit Stops)
			Default: 0 (Stop If Unit Stops)
Chiller In Series	Main Menu→ Config→ MST_SLV	22	Yes
			Default: No

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