Watlow PM3 LEGACY Quick Start Manual Download Page 15

7 - KEYPAD OVERVIEW

11- SET OUTPUTS

10 - SET CONTROL LOOP

8 - INTRODUCTION TO KEYPAD AND MENU BASICS

9 - SET INPUTS 

13 - SET ALARM SET POINTS

12 - SET ALARM

14 - LOOP CONTROL MODE/
LOOP SETPOINT

15 - AUTOTUNE THE CONTROL 
LOOP

For assistance contact Watlow: www.watlow.com 

+1-(507)-494-5656

[email protected]

https://www.watlow.com/resources-and-support/Technical-Library

Scan for full manual.

%

1  2  5  6

Left Display: Home at 
beginning displays process 
value (PV). Entering into 
menus displays the value 
or setting of parameter

Right Display: Home at 
beginning displays set 
point (SP). Displays 
page name when 
entering pages. 
Entering into
menus displays the 
parameter name

Advance Key:
Advances through
menu prompts.

Manual Power: 
Indicates the set 
point is in % manual 
mode

Output Activity:
Indicate activity
of outputs 1 & 2,
dio 5 & 6

Up and Down Keys:

At Home adjust the set 

point in right display.

Changes menu inside 

pages. Inside menus, 

changes the selected 

setting in left display

Infinity Key:
Clears or silence 
alarm when active 
else return home

start from home

return home

to

to

to

to

6 sec to enter setup page

6 sec to enter setup page

+

+

if

thermocouple

select 

tC

if

rtd 100 ohm

select 

rtd

if

3 leaded rtd

select 

3

select thermocouple type
(

J

K

 is letter 

H, 

T is letter 

t)

return home

OR

6 sec to enter setup page

start from home

select control loop menu

off, PID, on/off

select heat and cool
algorithms

off, bumpless, manual,
user 

select control loop

action on sensor failure

enter degrees

select minimum
set point

enter degrees

select maximum
set point

to

to

to

to

to

return home

+

3 sec to enter

operations page

start from home

select alarm menu

enter degrees

select low set point

(- for dev alarm type)

enter degrees

select high set point

alarm active

1 to 4

select which alarm

to

to

to

to

return home

alternates

+

ack alarm

Set Loop Control Mode

Adjust Loop Set Point

start from home

auto, manual, off

select control

mode

enter degrees

select set point

to

return home

auto entry after 3 sec.

start from home

no, yes

select auto tune

(returns to

no

when complete)

tuning in progress

to

return home

alternates

6 sec to enter setup page

start from home

select output menu

1 or 2

select output number

if

heat

or

cool

>=20 if mechanical

relay 

select time base

heat, cool, alarm

select function of

output

if 

alarm

select which alarm

(1 to 4)

to

to

to

to

to

return home

+

6 sec to enter setup

page

start from home

select alarm menu

1 to 4

select which

alarm

off, deviation, 

process 

select

alarm type

enter degrees

select minimum

set point

both, high, low

select alarm sides

to

to

to

to

to

+

SEt

Ai

oPEr

Ai

Lnr

Lnr

Ai

Ai

Pu

Pu

dio

dio

ЛЏ

on

LooP

LooP

otPt
AL

ЛЏ

AL

ЛЏ

t

ЛЏ

r

t

ЛЏ

r

gLbL
Co

ЛЏ

Linearization

Linearization

Analog Input

Analog Input

Process Value

Process Value

Digital I/O

Digital I/O

Monitor

Control Loop

Control Loop

Output

Alarm

Alarm

Timer

Timer

Global

Communications

menu

menu

page

page

These instructions are not inclusive. This Quick Start Guide 
(QSG) is meant to be a quick reference to show you how to 
navigate to frequently used areas of the controller. As an 
example; setting process outputs are not documented in this 
QSG. Refer to the User’s Guide for more detailed instructions.

Note: Diagrams might vary depending on programming the 
controller.

Pages, Menus 

and Keypad Basics

Upon power up, the display will default to home. The left red 
displays process (PV). The right green displays set point (SP). 
Setup page is a collection of menus having parameters 
changed typically one time when controller is first installed or 
each time hardware changes occur. Operations page is a 
collection of menus having parameters changed more 
frequently.

Menus in each page contain common parameters that affect a 
particular function of the controller. Ex. Analog Input, Control 
Loop, Outputs and Alarms are commonly used functions. 
Parameters are grouped for each function. The Global function 
is where to set the display units between °F and °C. The Global 
function is where to set the display units between °F and °C. 
Set units first if using °C as default is °F.

Introduction to the
Operations & Setup Pages

Operations Page

Setup Page

Operations Page

Setup Page

See Panel 7 - Keyboard Overview

To enter the Setup Page,
press both arrow key                     for 6 seconds.

Use arrow keys              to select menu.

Press advance key       to enter selected Menu.

Press the Infinity key        for 2 secs. at any point 
within the menu to return home.

To enter the Operations Page,
press both arrow key                     for 3 seconds.

Use arrow keys              to select menu.

Press advance key       to enter selected Menu.

Press the Infinity key        for 2 secs. at any point 
within the menu to return home.

+

+

7 - KEYPAD OVERVIEW

11- SET OUTPUTS

10 - SET CONTROL LOOP

8 - INTRODUCTION TO KEYPAD AND MENU BASICS

9 - SET INPUTS 

13 - SET ALARM SET POINTS

12 - SET ALARM

14 - LOOP CONTROL MODE/
LOOP SETPOINT

15 - AUTOTUNE THE CONTROL 
LOOP

For assistance contact Watlow: www.watlow.com 

+1-(507)-494-5656

[email protected]

https://www.watlow.com/resources-and-support/Technical-Library

Scan for full manual.

%

1  2  5  6

Left Display: Home at 
beginning displays process 
value (PV). Entering into 
menus displays the value 
or setting of parameter

Right Display: Home at 
beginning displays set 
point (SP). Displays 
page name when 
entering pages. 
Entering into
menus displays the 
parameter name

Advance Key:
Advances through
menu prompts.

Manual Power: 
Indicates the set 
point is in % manual 
mode

Output Activity:
Indicate activity
of outputs 1 & 2,
dio 5 & 6

Up and Down Keys:
At Home adjust the set 

point in right display.
Changes menu inside 

pages. Inside menus, 
changes the selected 

setting in left display

Infinity Key:
Clears or silence 
alarm when active 
else return home

start from home

return home

to

to

to

to

6 sec to enter setup page

6 sec to enter setup page

+

+

if

thermocouple

select 

tC

if

rtd 100 ohm

select 

rtd

if

3 leaded rtd

select 

3

select thermocouple type
(

J

K

 is letter 

H, 

T is letter 

t)

return home

OR

6 sec to enter setup page

start from home

select control loop menu

off, PID, on/off

select heat and cool
algorithms

off, bumpless, manual,
user 

select control loop

action on sensor failure

enter degrees

select minimum
set point

enter degrees

select maximum
set point

to

to

to

to

to

return home

+

3 sec to enter

operations page

start from home

select alarm menu

enter degrees

select low set point

(- for dev alarm type)

enter degrees

select high set point

alarm active

1 to 4

select which alarm

to

to

to

to

return home

alternates

+

ack alarm

Set Loop Control Mode

Adjust Loop Set Point

start from home

auto, manual, off

select control

mode

enter degrees

select set point

to

return home

auto entry after 3 sec.

start from home

no, yes

select auto tune

(returns to

no

when complete)

tuning in progress

to

return home

alternates

6 sec to enter setup page

start from home

select output menu

1 or 2

select output number

if

heat

or

cool

>=20 if mechanical

relay 

select time base

heat, cool, alarm

select function of

output

if 

alarm

select which alarm

(1 to 4)

to

to

to

to

to

return home

+

6 sec to enter setup

page

start from home

select alarm menu

1 to 4

select which

alarm

off, deviation, 

process 

select

alarm type

enter degrees

select minimum

set point

both, high, low

select alarm sides

to

to

to

to

to

+

SEt

Ai

oPEr

Ai

Lnr

Lnr

Ai

Ai

Pu

Pu

dio

dio

ЛЏ

on

LooP

LooP

otPt
AL

ЛЏ

AL

ЛЏ

t

ЛЏ

r

t

ЛЏ

r

gLbL
Co

ЛЏ

Linearization

Linearization

Analog Input

Analog Input

Process Value

Process Value

Digital I/O

Digital I/O

Monitor

Control Loop

Control Loop

Output

Alarm

Alarm

Timer

Timer

Global

Communications

menu

menu

page

page

These instructions are not inclusive. This Quick Start Guide 
(QSG) is meant to be a quick reference to show you how to 
navigate to frequently used areas of the controller. As an 
example; setting process outputs are not documented in this 
QSG. Refer to the User’s Guide for more detailed instructions.

Note: Diagrams might vary depending on programming the 
controller.

Pages, Menus 

and Keypad Basics

Upon power up, the display will default to home. The left red 
displays process (PV). The right green displays set point (SP). 
Setup page is a collection of menus having parameters 
changed typically one time when controller is first installed or 
each time hardware changes occur. Operations page is a 
collection of menus having parameters changed more 
frequently.

Menus in each page contain common parameters that affect a 
particular function of the controller. Ex. Analog Input, Control 
Loop, Outputs and Alarms are commonly used functions. 
Parameters are grouped for each function. The Global function 
is where to set the display units between °F and °C. The Global 
function is where to set the display units between °F and °C. 
Set units first if using °C as default is °F.

Introduction to the
Operations & Setup Pages

Operations Page

Setup Page

Operations Page

Setup Page

See Panel 7 - Keyboard Overview

To enter the Setup Page,
press both arrow key                     for 6 seconds.

Use arrow keys              to select menu.

Press advance key       to enter selected Menu.

Press the Infinity key        for 2 secs. at any point 
within the menu to return home.

To enter the Operations Page,
press both arrow key                     for 3 seconds.

Use arrow keys              to select menu.

Press advance key       to enter selected Menu.

Press the Infinity key        for 2 secs. at any point 
within the menu to return home.

+

+

Summary of Contents for PM3 LEGACY

Page 1: ...Needed New PM3 text Needed PM3 LEGACY PID CONTROLLER QUICK START GUIDE For Configurations PM3_ _ A C E F K A C J K _ AAAN _ _ For assistance contact Watlow www watlow com 1 800 WATLOW2 1 800 928 5692 wintechsupport watlow com ...

Page 2: ...a phillips screwdriver until the device is flush to the panel 3 to 4 in lbs torque 7 Reinstall the terminal connectors to their original locations Or first connect field wiring as indicated in this guide and then reinstall the connectors 1 Make the panel cutout using the measurements in figure 1 2 Remove the green terminal connectors and the mounting collar assembly 3 Insert the controller into the pa...

Page 3: ...ing the connection shown for a Thermocouple Thermocouple S1 Figure 4 Thermocouple Wiring Example Platinum 100Ω or 1000Ω RTD 20Ω max round trip lead resistance Process Voltage or Current Voltage 0 to 50 mV or 0 to 10V 20kΩ Current 0 to 20 mA 100Ω S1 R1 T1 S1 volts R1 T1 S1 amperes R1 S3 2 wire S1 T1 S1 R1 T1 S1 S3 S1 S2 3 wire R1 ...

Page 4: ... Collector PM3_ _ F _ _ AAAN_ _ Universal Process X1 Y1 Internal Circuit Common Switched DC Open Collector W1 Power Supply Load Load 24V dc F1 G1 H1 Internal Circuit Voltage Load Current Load or Load Load 4 to 20mA 0 to 10 V Internal Circuit Common Normally Open L1 K1 AC Load PM3_ _ K _ _ AAAN_ _ Solid State Relay 0 5A Form A ng diagram for your configuration ct to the slots indicated PM3_ _ E _ _...

Page 5: ...N_ _ Mechanical Relay 5A Form A Relay Internal Circuit Common Normally Open L2 K2 AC Load Internal Circuit Common W2 Y2 Load 24V dc PM3_ _ _ C _ AAAN_ _ Switched DC Internal Circuit Common Normally Open L2 K2 AC Load PM3_ _ _ K _ AAAN_ _ Solid State Relay 0 5A Form A ...

Page 6: ...5 CONNECT POWER Configuration Code PM3 _ 1 2 3 4 _ _ _AAAN _ _ 1 or 2 120 240 V ac 3 or 4 24 V ac or dc CAUTION Do not connect high voltage to a controller that requires low voltage ...

Page 7: ...nd minimum 1000 V peak to maximum 2000 V peak 70 joules or better part be used Compliant with 2011 65 EU RoHS2 Directive Per 2012 19 EU W E E E Directive Please Recycle Properly Models PM 4 8 or 9 E contain a type BR1225 coin cell battery which shall be recycled at end of life per 2006 66 EC Battery Directive as amended by 2013 56 EU Directive Models PM6XXXX B E F G H J K XXXXXX where X any letter...

Page 8: ...d setting in left display Infinity Key Clears or silence alarm when active else return home 7 KEYPAD OVERVIEW For assistance contact Watlow www watlow com 1 507 494 5656 wintechsupport watlow com https www watlow com resources and support Technical Library Scan for full manual 1 2 5 6 Left Display Home at beginning displays process value PV Entering into menus displays the value or setting of param...

Page 9: ...alarm 4 me 6 sec to enter setup page start from home select alarm menu 1 to 4 select which alarm off deviation process select alarm type enter degrees select minimum set point both high low select alarm side to to to to to These instructions are not inclusive This Quick Start Guide QSG is meant to be a quick reference to show you how to navigate to frequently used areas of the controller As an exa...

Page 10: ...ome return home to to to to 6 sec to enter setup page 6 sec to enter setup page if thermocouple select tC if rtd 100 ohm select rtd if 3 leaded rtd select 3 select thermocouple type J K is letter H T is letter t return home OR ...

Page 11: ...e enter degrees select minimum set point enter degrees select maximum set point to to to to to 10 SET CONTROL LOOP 6 sec to enter setup page start from home select control loop menu off PID on off select heat and cool algorithms off bumpless manual user select control loop action on sensor failure enter degrees select minimum set point enter degrees select maximum set point to to to to to return h...

Page 12: ...fun output if alarm to to to to 11 SET OUTPUTS 6 sec to enter setup page start from home select output menu 1 or 2 select output number if heat or cool 20 if mechanical relay select time base heat cool alarm select function of output if alarm select which alarm 1 to 4 to to to to to return home ...

Page 13: ...lec alarm off d proc alarm to to to 12 SET ALARM 6 sec to enter setup page start from home select alarm menu 1 to 4 select which alarm off deviation process select alarm type enter degrees select minimum set point both high low select alarm sides to to to to to ...

Page 14: ...grees select high set point alarm active 1 to 4 select which alarm to to to to return home 13 SET ALARM SET POINTS 3 sec to enter operations page start from home select alarm menu enter degrees select low set point for dev alarm type enter degrees select high set point alarm active 1 to 4 select which alarm to to to to return home alternates ack alarm ...

Page 15: ...urn home auto entry after 3 sec 15 AUTOTUNE THE CONTROL LOOP return home to to to to 6 sec to enter setup page if thermocouple select tC if rtd 100 ohm select rtd if 3 leaded rtd select 3 select thermocouple type J K is letter H T is letter t return home OR start from home no yes select auto tune returns to no when complete tuning in progress to return home alternates ...

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