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Index

Index

DESCRIPTION

PARAMETER

Pg. 
No. 

To set LP fault sensing delay on 
compressor on.

LP SENSING DLY

11

This parameter will set HP and AFT fault 
to Auto or Manual reset.

HP / AFT RESET

11

This parameter will set LP fault to Auto 
or Manual reset.

LP FAULT RESET

11

PUMP POWERON DLY

This parameter is used to set delay for 
pump to start at power on. This is 
applicable if the pump is running with 
compressor. 

13

This  parameter  enable/  disables  liquid 
level sensing.

LIQ LEVEL SENSOR

12

This parameter configures system to auto 
start or manual start  on power on.

SYSTEM AUTOSTART

12

This parameter configures pump to keep 
always ON or OFF with compressor.

PUMP RUN LOGIC

12

This parameter configures Relay3.

RELAY3 LOGIC

13

CLEAR FAULT LOG

This  parameter  is  used  to  clear  all  fault 
history.

13

KEYPAD LOCK

To lock keypad. 

14

FACTORY   SET

Revert to factory set parameter.

14

COMP RUN HRS

This parameter is used to display 
compressor working hours.

14

PUMP RUN HRS

This parameter is used to display pump 
working Hours.

14

UP/DOWN SCROLL

SET-EXIT

To end programming.

14

Technical Data

15

Suggested Wiring Diagram

16

Panel Cutout & Dimensions

17

2

LIQ LEVEL FAULT

To set liquid level fault on high level or low
level.

12

1

Index

Index

Introduction

Get to Know Your Controller

Parameter List

4

6

To set the cutout point of the Controller.

To set other parameters

6

Key Introduction

5

3

DESCRIPTION

PARAMETER

Pg. 
No. 

 To set Chiller Set point.

CHILLER SET TEMP.

6

6

Items Included

4

To set compressor restart delay.

COMP. TIME DELAY

7

To set temperature differential for 
compressor restart.

To set maximum allowable high 
temperature limit and alarm.

To set Power on delay for Ht alarm.

DIFFERENTIAL 

HIGH TEMP. ALARM

HT PWR ON DLY

7

7

8

To set minimum allowable low 
temperature limit and alarm.

To enable or disable Antifreeze  
function.

LOW TEMP ALARM

AFT PROBE STATUS

8

8

To  set  fault  resetting  differential  for AFT   
set point.

AFT DIFFERENTIAL

9

To set Main(Liquid) probe calibration.

To set Antifreeze  probe calibration.

To set tripping voltage  digital inputs.

To set WFS trip sensing delay on power 
up.

MAIN PROBE CAL

AFT PROBE CAL

FAULT SENS LOGIC 

WFS PWR ON DLY

9

10

10

10

To set Antifreeze tripping set temp. 

AFT SET TEMP

9

WORKING MODE

To set Heating or Cooling function.

To set WFS trip sensing delay.

WFS NORMAL DLY

10

SET MODE
CHILLER SET TEMP.

Содержание MICRO CHILL

Страница 1: ...www pvrcontrols com INDIA...

Страница 2: ...nical Data 15 Suggested Wiring Diagram 16 Panel Cutout Dimensions 17 2 LIQ LEVEL FAULT To set liquid level fault on high level or low level 12 1 Index Index Introduction Get to Know Your Controller Pa...

Страница 3: ...on for Compressor FEATURES The MICRO CHILL is a Single compressor chiller controller This integrates all the required functions of the chiller It is very user friendly due to the LCD provided which gi...

Страница 4: ...arameter setting method 01 Press and hold set key for 2 seconds and release Range Min Max Fact Set Lt 0 5 C Ht 0 5 C 10 0 C PROGRAM MODE To set other parameters Hold key for 2 seconds and release LCD...

Страница 5: ...age Description of parameters and functions Parameter setting method 1 0 C 10 0 C 2 0 C EXAMPLE If this parameter is set at 3 minutes the compressor will cut off at the set temperature but will not re...

Страница 6: ...0 C 10 0 C 0 0 C 9 Sr No Parameter LCD Message Description of parameters and functions Parameter setting method AFT SET TEMP Use UP DOWN keys to set desired value To change AFT SET TEMP parameter pres...

Страница 7: ...On With Comp With Comp PUMP RUN LOGIC Use UP DOWN keys to set desired value With Pump In this case pump will switch Always On It sets the pump to always on mode On and off with compressor Parameter pr...

Страница 8: ...e Parameter press the set key 32 Function To end programming 13 Sr No Parameter LCD Message Description of parameters and functions Parameter setting method RELAY3 LOGIC Use UP DOWN keys to set desire...

Страница 9: ...Panel Cutout 91 X 91 MM ALL Relay 5A 250VAC 2 5 sq mm one wire terminal only O O Range 30 C to 70 C Data storage Non volatile EEPROM memory Digital Input Potential 230Vac O O Probe tolerance at 25 C 0...

Страница 10: ...on water and corrosive gasses and where ambient temperature does not exceed the values specified in the technical data Probe To give a correct reading the probe must be installed in a place protected...

Страница 11: ...e purchase of this product 19 Specifications are subject to change due to continuous improvements of our products No consequential damage or field labour is included in the sales of products mentioned...

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