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Watlow Series PM-12volt
Temperature Controller
Operators Programming Sequence for 12 volt devices
Home Menu:
Procedure for programming the Series PM-12 volt Watlow Control.
Step 1: Connect all wires to Watlow control including RTD (temp sensor).
Step 2: Connect power to Watlow controller.
Step 3: Enter the Setup menu. (press both the up and down arrow keys for 6 seconds).
A1 will appear in the upper display and SEt will appear in the lower display.
Note:
You will have to pass through the Operations menu to get to the Setup menu.
Hold the up and down arrow keys simultaneously for 6 seconds to step through the
menus.
Step 4: Once A1 is in the upper display, and SEt is in the lower display, you are in the Setup
menu. If not, press the infinity key to return to the Home page and redo step 3.
Step 5: Press the Advance key. Use the up or down keys to change values.
Parameter Value Description Caution
5-1 SEn ro.1H sensor type Do not enter { rl.OH }
Advance key
5-2 rt.L 2 RTD leads
Advance key
5-3 FiL 0.5 Filler type
Advance key
5-4 i.Er off error latching
Advance key
5-5 dEC 0 decimal
Advance key
Step 6: After pressing the Advance key, after parameter dEC, you will return to the parameter .SEn.
Press the infinity key to return to the Setup menu. Display will show { Ai Set }.