United Electric Controls 800 Installation And Maintenance Instructions Manual Download Page 7 | Manualshive

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Dimensions

800 Series

820E, 822E

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Summary of Contents for 800

Page 1: ...unting 800 or 802 type controls it may be necessary to remove adjustment knob and front cover The knob is secured with a 5 64 Allen Setscrew The cover is secured by four screws at the corners MOUNTING The controller may be mounted in any position to either a surface or panel 1 4 thick maximum Locate it where vibration shock and ambient temperature fluctuations are minimal It is recom mended that m...

Page 2: ... 2B Optional terminal block wiring is available for single or dual switch controls option M100 See Figure 2C To Surface Mount Explosion Proof Types 820E and 822E type units must be surface mounted Drill mounting holes per Figure 1C Option M449 Attach 2 mounting ears found in separate package to recessed areas on back side of enclosure by means of 2 self tapping screws Mount to surface per Figure 1...

Page 3: ...t together within 5 of the dial range Turning the knob positions both switch simultaneously maintain ing a constant separation between switches Replace cover and adjustment knob if removed during installation Controller is ready for operation Turn setting pointer to desired control temperature and start up the process To suit particular process conditions or for greater controller accuracy it may ...

Page 4: ...ct test lights to indicate switch operation or listen for the individual switch clicks Note The adjustment knob slides off adjustment shaft for all controls except the 802 The 802 requires a 5 64 allen wrench Be sure to replace gasket when re assembling In Process Adjustments Use an accurate test thermometer such as a thermocouple with its probe mounted directly to the center of the sensing bulb B...

Page 5: ...itch assembly to pivot post Part III Replacements The set point of switch 1 is determined by the red Adjustment Pointer The set point of switch 2 may be adjusted by up to 25 of the range span below the switch 1 set point by turning adjust ment D in clockwise See Figure 4 The set point of switch 2 should not be above that of switch 1 To align switch 1 to the Adjustment Pointer loosen adjustment A a...

Page 6: ...mounting screws the switch and the insulator 3 Remove leadwires from switch and transfer to new switch 4 Install insulator with new switch and mount in control 5 Install terminal block and adjust temperature setting per PART II Dual Switch Types 1 Remove die cast aluminum cover unscrew and remove terminal block and insulator letting terminal block hang 2 Unscrew terminal block supports and remove ...

Page 7: ...Dimensions 800 Series 820E 822E ...

Page 8: ...s using wire size recommended in installation sheet Use only factory authorized replacement parts and procedures Do not mount unit in ambient temp exceeding published limits For remote mounted temperature units capillary lengths beyond 10 feet can increase chance of error and may require re calibration of set point and indication LIMITED WARRANTY Seller warrants that the product hereby purchased i...

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