Microtech MT2300 Manuals

Manuals and User Guides for Microtech MT2300. We have 1 Microtech MT2300 manual available for free PDF download: Operation Manual

Microtech MT2300 Operation Manual

Microtech MT2300 Operation Manual (32 pages)

UNIT CONTROLLER WITH I/O EXPANSION BOARD FOR DAIKIN SINGLE COMPRESSOR WATER SOURCE HEAT PUMPS

Brand: Microtech | Category: Controller | Size: 8 MB

Table of Contents

Table of Contents
2
Safety Information
3
Hazard Identification
3
Safety Considerations
3
Introduction
3
Connections and Terminals
4
Unit Controller and Control Modules I/O Descriptions
4
Connections
5
Replacing Unit Controller
6
Configuration DIP Switches
6
Functionality
8
Operating Modes
8
Safety Inputs (HPS, LPS, SLTS, COS)
8
Control Outputs
9
LED Indicators
9
Sequence of Operation
10
Unit Status
12
Remote Shutdown
12
Thermostat Inputs (G, Y1, Y2, W1, W2, W3, and W4)
13
Fault Modes
14
Brownout
14
High / Low Pressure Faults (HP/LP)
14
Low Suction Temperature Fault Heating
14
Low Suction Temperature Fault Cooling
15
Dehumidification
15
Condensate Overflow
15
Fan Operation During most Modes, Faults and Shutdowns
15
Faults and Modes
16
Troubleshooting
18
MT2300 Unit Controller LED Faults
18
Troubleshooting the Water Source Heat Pump Unit
20
Start-Up
21
Operation
21
Thermostat Inputs
21
Electric Heat Controls
22
Supplemental Electric Heat Control
22
Boilerless Heat Control
22
Heating Source Selection
23
Hydronic Heat
23
Fan Speed Selection
24
Unit Options
25
Waterside Economizer
25
Dehumidification
26
Simplified Dehumidification
26
Hot Gas Reheat Smart Dehumidification
26
Humidistat Controlled Dehumidification
29
Dehumidification Only
30
Analog Humidity Sensor Input
30
Controls
31
MT2300 Controller with an Optional Bacnet
31
Communication Module
31

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