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EZ-ZONE PM Limit Express 

•  15  • 

Install & Wiring

Outputs (cont.)

Switched DC

 

•  22 to 32V

Î

(dc) @ 30mA maximum supply current  

•  short circuit limited to <50 mA
•  22 to 32V

Î

(dc) open circuit voltage

•  Use dc- and dc+ to drive external solid-state relay.
•  DIN-a-mite compatibility is for output 1 only. 

- single-pole: up to 4 in parallel or 4 in series
- 2-pole: up to 2 in parallel or 2 in series
- 3-pole: up to 2 in series

Open Collector

•  100 mA maximum output current sink
• 30V

Î

 (dc) maximum supply voltage

•  Use an external power supply to control a dc load, with the load positive to the positive of the power supply, 

the load negative to the open collector and common to the power supply negative.

See Quencharc note.

Mechanical Relay Form C 

•  5 A at 240V

Å

 (ac) or 30V

Î

 (dc) maximum resistive load, output 1

•  20 mA at 24V minimum load
•  125 VA pilot duty at 120/240V

Å

 (ac), 25 VA at 24V

Å

 (ac)

•  100,000 cycles at rated load
•  Output does not supply power.
•  for use with ac or dc
See Quencharc note.

Mechanical Relay Form A

•  5 A at 240V

Å

 (ac) or 30V

Î

 (dc) maximum resistive load, output 2

•  20 mV at 24V minimum load
•  125 VA pilot duty @ 120/240V

Å

 (ac), 25 VA at 24V

Å

 (ac)

•  100,000 cycles at rated load
•  Output does not supply power.
•  for use with ac or dc
See Quencharc note (previous page).

Содержание EZ-ZONE PM L AAAAB Series

Страница 1: ...s Guide Registered Company Winona Minnesota USA ISO 9001 TOTAL 3 Year Warranty CUSTOMER SATISFACTION Limit Controller 1241 Bundy Boulevard Winona Minnesota USA 55987 Phone 1 507 454 5300 Fax 1 507 45...

Страница 2: ...hniques or consult manufacturer for proper disposal Unit can be powered with either alternating current ac voltage or direct current dc voltage Unit is a Listed device per Underwriters Laboratories It...

Страница 3: ...ollowing information available when calling Complete model number All configuration information User s Manual Factory Page The EZ ZONE PM Controller User s Guide is copyrighted by Watlow Electric Inc...

Страница 4: ...1 32 DIN PM3 Dimensions Side Front Top 15 9 mm 0 63 in 101 6 mm 4 00 in 31 2 mm 1 23 in 53 3 mm 2 10 in 30 9 mm 1 22 in 1 32 DIN PM3 Recommended Panel Spacing 21 6 mm 0 85 in minimum 21 6 mm 0 85 in...

Страница 5: ...mm 4 00 in 51 2 mm 2 02 in 53 3 mm 2 10 in 53 3 mm 2 10 in 1 16 DIN PM6 Recommended Panel Spacing 21 6 mm 0 85 in minimum panel thickness 1 53 to 9 52 mm 0 060 to 0 375 in 44 96 to 45 47 mm 1 77 to 1...

Страница 6: ...to 3 65 in 44 96 to 45 60 mm 1 77 to 1 79 in panel thickness 1 53 to 9 52 mm 0 060 to 0 375 in 21 6 mm 0 85 in Minimum 21 6 mm 0 85 in Minimum 53 34 mm 2 10 in 100 33 mm 3 95 in 15 75 mm 0 62 in 10 1...

Страница 7: ...to 1 79 in 92 00 to 92 80 mm 3 62 to 3 65 in panel thickness 1 53 to 9 52 mm 0 060 to 0 375 in 21 6 mm 0 85 in Minimum 21 6 mm 0 85 in Minimum 53 34 mm 2 10 in 100 33 mm 3 95 in 53 8 mm 2 16 in 15 75...

Страница 8: ...33 mm 3 05 in 100 33 mm 3 95 in 15 75 mm 0 62 in 12 70 mm 0 50 in 1 52 mm 0 06 in 30 73 mm 1 21 in 100 84 mm 3 97 in 92 00 to 93 0 mm 3 62 to 3 65 in panel thickness 1 53 to 9 52 mm 0 060 to 0 375 in...

Страница 9: ...Each tooth is staggered at a different depth from the front so that only one of the tabs on each side is locked onto the ridges at a time Removing the Mounted Controller from Its Case 1 From the cont...

Страница 10: ...or current S3 RTD thermocouple current or volts thermistor S1 RTD thermocouple or volts thermistor Universal Sensor input 1 all configurations Outputs Terminal Function Configuration 1 2 X1 W1 Y1 comm...

Страница 11: ...ler part number C A T1 S1 R1 Output 1 Output 2 CF CD CE 98 99 PM3 C A Output 2 Output 1 B 98 99 CF CD CE T1 S1 R1 PM6 PM4 A Output 2 Output 1 B Output 3 Output 4 Input 2 D Digital I O 7 12 E Communica...

Страница 12: ...ndard wiring and safety practices when wiring and connecting this controller to a power source and to electrical sensors or peripheral devices Failure to do so may result in damage to equipment and pr...

Страница 13: ...ation current of 0 09 mA typical Each ohm of lead resistance may affect the reading by 0 03 C For 3 wire RTDs the S1 lead must be connected to R1 For best accuracy use a 3 wire RTD to compen sate for...

Страница 14: ...elay Form C L1 J1 K1 normally open common normally closed PM _ L _ E _ A A A A B _ _ W1 dc dc Y1 common Switched DC PM _ L _ C _ A A A A B _ _ L2 K2 Mechanical Relay Form A PM _ L _ _ J A A A A B _ _...

Страница 15: ...control a dc load with the load positive to the positive of the power supply the load negative to the open collector and common to the power supply negative See Quencharc note Mechanical Relay Form C...

Страница 16: ...higher or lower value Keys Displays 16th DIN LIMIT Controller Advance Key Advances through parameter prompts Left Display On power up displays the process value otherwise displays the value of the par...

Страница 17: ...ger exists AL L1 Alarm 1 Low sensor input below low alarm set point AL h1 Alarm 1 High sensor input above high alarm set point Alarm Error 1 AL E1 Alarm 1 Error alarm state cannot be deter mined due t...

Страница 18: ...m Appears if Alarm Type A ty is set to Process Alarm A hi A hi Alarm High Set Point Process set the process value that will trigger a high alarm Appears if Alarm Type A ty is set to Process Alarm i CA...

Страница 19: ...0 C Units 32 F or 0 C 1 999 000 to 9 999 000 F or units 1 128 000 to 5 537 000 C Units 300 F or 150 C 1 999 000 to 9 999 000 F or units 1 128 000 to 5 537 000 C Units 32 0 F or 0 0 C 1 999 000 to 9 99...

Страница 20: ...isplayed Appears if Always r Lo r Lo Limit Set Point Range Low Sets the low limit of the set point adjustment using a T C and RTD scales for process inputs Appears if Always loC Lockout Menu SEn Senso...

Страница 21: ...ions Menu R W access 5 Operations Menu and Setup Menu full R W access You can change the security level at any level tC Thermocouple MA Milliamps dc uolT Volts dc r0 1H RTD 100 b B J J t T c C H K d D...

Страница 22: ...alarm This deter mines how far into the safe region the pro cess value needs to move before the alarm can be cleared Appears if When alarm type is set to process a lg A Lg Alarm Logic Select what the...

Страница 23: ...tched DC Open Collector option should only be used to control an external mechanical relay if Limit function is selected LiM Limit both Both high High LoW Low 0 001 to 9 999 0 F or units 0 001 to 5 55...

Страница 24: ...enu to return to the default display push the Reset key Setup Menu cont Display Parameter Name Description A LA A LA Alarm Latching Turn alarm latching on or off A latched alarm has to be turned off b...

Страница 25: ...faults are shown bold nLAt Non Latching LAt Latching oFF Off Str Startup StPt Set Point both Both oFF Off on On oFF Off on On AC Pu Active Process Value none None Ls t Limit State Lh S Limit High Set...

Страница 26: ...ure 25 C 3 C 77 F 5 F Accuracy span 540 C 1000 F minimum Temperature stability 0 1 C C 0 1 F F rise in ambient maximum Agency Approvals cULus UL EN CSA C22 2 No 61010 1 Listed File E185611 cULus ANSI...

Страница 27: ...lt in Third party Thermistor compatibility requirements Base R 25C Alpha Techniques Beta THERM YSI Prompt tC 2 252K Curve A 2 2K3A 004 A 10K Curve A 10K3A 016 B 10K Curve C 10K4A 006 C Functional Oper...

Страница 28: ...els include Universal Sensor Input Standard Bus Configuration Communications Dual line Red over Green 7 Segment displays Package Size Digit 3 3 1 32 DIN 6 1 16 DIN 8 1 8 DIN vertical 9 1 8 DIN horizon...

Страница 29: ...EZ ZONE PM Limit Express 29...

Страница 30: ...15 964 0071 Email info watlow co uk Website www watlow co uk From outside The United Kingdom Tel 44 115 964 0777 Fax 44 115 964 0071 Asia and Pacific Watlow Singapore Pte Ltd 16 Ayer Rajah Crescent 06...

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