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MINCO CT124

8-Channel Temperature Monitor

INSTRUCTION MANUAL

When quality and performance are as important as price, call...

PRODUCTS, INC.

7300 Commerce Lane/Minneapolis, Minnesota 55432-3177 U.S.A.
T

elephone:(763)571-3121 FAX:(763)571-0927

FORM #930616-1

Содержание CT124

Страница 1: ...emperature Monitor INSTRUCTION MANUAL When quality and performance are as important as price call PRODUCTS INC 7300 Commerce Lane Minneapolis Minnesota 55432 3177 U S A Telephone 763 571 3121 FAX 763...

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Страница 3: ...ING 5 CHANGING FRONT PANEL LABELS 9 OPERATING INSTRUCTIONS 10 PROGRAMMING INSTRUCTIONS 12 TROUBLESHOOTING 18 ERROR MESSAGES 18 CALIBRATION 20 RETURN FOR REPAIR 21 SPARE PARTS LIST 21 SPECIFICATIONS 22...

Страница 4: ...repairs 3 Do not remove the CT124 s rear cover Access the inside by removing the front cover only 4 Many components may be damaged by static discharge Do not touch electrical connections inside the ca...

Страница 5: ...The CT124 can even monitor and control several loops at one time since you can group input zones with output relays in any combination Features Protect motors generators transformers and other equipme...

Страница 6: ...inside a suitable enclosure Do not use the CT124 in hazardous explosive atmospheres Do not expose the CT124 to continuous or excessive shock and vibration Mount the CT124 at any angle 2 Cut a rectangu...

Страница 7: ...ch on the right most circuit board to 230 VAC see Figure 3 Replace the cover Installation of an external power switch or circuit breaker is strongly recommended for safety and serviceability To replac...

Страница 8: ...ay want the relays to be reverse acting This means that if the CT124 loses power the relay s will de energize into the tripped or alarm state See Figure 6 for a summary of relay states You can set any...

Страница 9: ...ent must be insulated from ground potential and all other voltages Be sure the dielectric strength rating of the RTD exceeds the voltage it will see in use especially when mounted in electric machiner...

Страница 10: ...0 Ohms of Resistance 18 0 0065 ft 1538 ft 20 0 0103 ft 971 ft 22 0 0165 ft 606 ft 24 0 0262 ft 382 ft 26 0 0418 ft 239 ft 28 0 0666 ft 150 ft Alternative RTD Wiring Options For the best accuracy all 3...

Страница 11: ...side the front panel Remove the 8 screws holding the circuit board in place To avoid damage from static electricity do not to touch conductors while handling the circuit board Remove the circuit board...

Страница 12: ...nput scanning is interrupted and outputs remain unchanged while in the test and programming modes ZONE TEMPERATURES Depending on its program the CT124 normally displays The highest temperature sensed...

Страница 13: ...sound for a couple seconds 2 The inputs are automatically tested next The display will read or for zone 1 To view the status of other inputs zones press or 3 If programmed pushing the test button aga...

Страница 14: ...turn to zone temperature GENERAL PROGRAMMING INSTRUCTIONS Program Display The CT124 display will show an operation code at the left and the selected parameter at the right Zone relay and alarm lights...

Страница 15: ...ted zone Relays and Alarms Each step is repeated for each relay and the alarm rt or At 40 to 250 C 40 to 492 F to 530 C or 986 F with platinum RTD OFF Relay or Alarm Trip Temperature Set the trip poin...

Страница 16: ...ed to cooling fans and trips at 110 C 3 Relay 2 is connected to an external alarm and trips at 140 C The built in alarm also goes off 4 Relay 3 shuts the transformer down at 155 C 5 The override butto...

Страница 17: ...110 140 155 OFF OFF rH or AH Hysteresis deadband 2 to 20 C or F 2 2 2 rP or AP Trip on overtemperature HI or undertemperature LO HI LO HI LO HI LO HI LO HI LO rA Sound audible alarm when this relay t...

Страница 18: ...l not be used 140 155 100 110 OFF rH or AH Hysteresis deadband 2 to 20 C or F 2 2 2 2 rP or AP Trip on overtemperature HI or undertemperature LO HI LO HI LO HI LO HI LO HI LO rA Sound audible alarm wh...

Страница 19: ...l not be used 38 OFF OFF OFF 35 rH or AH Hysteresis deadband 2 to 20 C or F 4 2 rP or AP Trip on overtemperature HI or undertemperature LO HI LO HI LO HI LO HI LO HI LO rA Sound audible alarm when thi...

Страница 20: ...splayed This is designed to occur when the useful life of the non volatile memory has expired typically greater than 10 years Extreme power line transients may also corrupt the memory You may or may n...

Страница 21: ...ments There are a number of actions that may improve noise immunity A few things to try are 1 Use twisted and or shielded leads for the RTD s If shielded wire is used make sure the shield is insulated...

Страница 22: ...press or so the display reads User Calibration 4 Press The display should now read 5 Unplug the RTD connector board from the rear of the CT124 and replace it with the AC758 Be sure the 2 letter code o...

Страница 23: ...plications may require immediate action If your CT124 should fail and it must be replaced within hours rather than a few days or weeks we have developed a convenient loaner exchange program Call Minco...

Страница 24: ...er AC Version 115 or 230 VAC 10 50 60 Hz 15 Watts maximum Selector switch inside case DC Version 24 VDC 10 15 Watts maximum Power loss protection Trip points peaks and program parameters stored in non...

Страница 25: ...to 530 C 986 F PB 100 Platinum TCR 0 00391 40 to 530 C 986 F PD 100 Platinum TCR 0 00385 40 to 530 C 986 F PE same as PD but sensor has wider tolerances PF 1000 Platinum TCR 0 00385 40 to 530 C 986 F...

Страница 26: ...ilable to the buyer in the event of a breach by the Seller Items that show evidence of mishandling or misapplication may be returned by the Seller at the customer s expense Furthermore the Seller is n...

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