Heat Controller Water Source Heat Pump Start-Upand Troubleshooting, Section, Table of Contents

Section 4

Table of Contents

1.0 Communications Overview			1
1.1	How It Works		1
1.2	WattMaster WHP System		1
2.0 WHP Controller Overview			4
2.1	How It Works		4
2.1.1		Initialization	4
2.1.2		Operating Summary	4
2.2	Becoming Familiar with the WHP Controller		5
2.2.1 24 VAC Power Connector			5
2.2.2		Analog Inputs	6
2.2.3		Analog Output Description	6
2.2.4		Relay Output Descriptions	6
2.2.5		RS-485 Communications Connector	7
2.2.6		WHP Controller Wiring	8
3.0 Loop Controller Overview			9
3.1	How It Works		9
3.1.1		Initialization	9
3.1.2		Operating Summary	9
3.2	Loop Controller Inputs & Outputs		10
3.2.1		Analog Inputs	10
3.2.2		Analog Output	10
3.2.3		Binary Output	11
3.2.4		Relay Expansion Board - Outputs	11
3.2.5 Analog Input Expansion Board			11
3.2.6		Comm Connector - Communications	12
3.2.7		Power Terminal	12
4.0 Start-Up			14
4.1	Blink Codes for WHP Controllers		14
4.2	Blink Codes for Loop Controllers		15
4.3	Communications Checklist		15
4.4	Installation and Commissioning Information		16
4.5	Setting Address Switches		19
4.5.1 Setting the MiniLink Address Switch			19
4.5.2		Loop Controller Addressing	20
4.5.3		WHP Controller Addressing	20

Start-Up and Troubleshooting