Lilytech ZL-R200A - User Manual

Suzhou Lily Tech. Co., Ltd.
Page 1, Total 4 Pages
ZL-R200A Heat Pump Water Heater Controller
Instruction Manual V1.0c
Main Function
Auxiliary heating function
Water flowing warning
Ventilation pump control
Antifreeze function
Sensor failures action
Auto defrost function
Auto restart function
Exhaustion temperature protection
Compressor delay and pressure protection
Technical Specification
Sensor:
NTC 10K/3470
Set range:
20 ~ 60℃
Display range:
-40 ~ 130℃
Working temperature:
0 ~ 50℃
Storage temperature:
-10 ~ 60℃
Ambient humidity:
20 ~ 85%RH without dew
Power supply:
220Vac ±10% 50/60Hz
Load:
Compressor 15A
Heating 8A
Others 3A
Failure Code
No.
Code
Failure
No.
Code
Failure
1
E01
Water container sensor failure
5
E05
Water flow warning
2
E02
Pipe Coil sensor failure
6
E06
High/low pressure input warning
3
E03
Exhaustion sensor failure
7
E07
Data saving failure
4
E04
Outdoor sensor failure
8
E08
Communication failure
Display Indication
Icon
Display
Not shown
Icon
Displaying
Not shown
Online
Offline
Compressor running
Compressor stop
Heating
Not heating
Pump running
Pump stop
Electrical heating
Electrical heater off
Four valves on
Four valves off
Outdoor fan running
Outdoor fan stop
Locked
Unlocked
Defrosting
Not defrosting now
Key Operation
Temperature Inquiry
Press key to check all sensors’ temperature consecutively. The result keeps displaying for 3 seconds.

Lilytech ZL-R200A Specifications

General

Brand	Lilytech
Model	ZL-R200A
Category	Controller
Language	English

Summary

Controller Main Functions

Auxiliary Heating and Water Flow Control

Details on auxiliary heating, water flow warning, and ventilation pump control.

Protection and Failure Handling

Covers antifreeze, sensor failures, auto defrost, auto restart, exhaustion temp, and compressor protection.

Technical Specifications and Operation

Technical Specifications Overview

Lists sensor types, temperature ranges, working conditions, power supply, and load ratings.

Key Operation: Temperature Inquiry

Procedure to check all sensor temperatures consecutively.

System Control Parameters and Modes

Basic Operations and Parameter Setting

Instructions for On/Off, setting water temperature, and entering system parameter settings.

System Parameter Table Details

Explanation of various system parameters like hysteresis, defrost timing, and valve modes.

Working Modes and Clock;Period Settings

Details on AUTO/SAVE modes, clock setting, and defining periods for SAVE mode.

Detailed Control Functions and Protections

Temperature and Auxiliary Heater Control

How the controller manages heating based on temperature setpoints and uses auxiliary heating.

Water Pump, Anti-Freezing, and Defrosting

Management of water pump, anti-freezing measures, and auto/timer defrost functions.

Over-Temperature and Pressure Protections

Details on exhaustion over-temperature, high/low pressure warnings, and compressor delay.

Wiring Diagram and Important Notes

Controller Wiring Diagram

Visual representation of the controller's internal connections and external terminal assignments.

Important Installation and Operation Notes

Key considerations for setting parameters, clock, sensor installation, and panel placement.