Asahi/America 94 Series Скачать руководство пользователя страница 30 | Manualshive

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Asahi/America 94 Series Скачать руководство пользователя страница 30

FOR REFERENCE ONLY

ASAHI/AMERICA

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Содержание 94 Series

Страница 1: ...TREET LAWRENCE MA 01843 TELEPHONE 800 343 3618 File assembly manuals Series 94 Gen II A C Modulating Svc Manual Rev A 11 19 19 Page 1 of 27 Series 94 Actuator For A C Modulating Service Installation O...

Страница 2: ...ual Override Operation 8 Setting Limit Switches 8 Calibration 9 Outline Diagram 9 QuickCal Procedure 10 Aux Open Close Option Setup 11 Aux Position Option Setup 11 Power Signal J2 12 Actuator J1 12 Ov...

Страница 3: ...ult operation upon loss of command Various option modules are easily plugged into the unit providing other features such as a position feedback signal current or voltage auxiliary switches fault relay...

Страница 4: ...self without the need for any instrumentation The adaptive control feature of the DHC 100 eliminates the need for any calibration steps In the simplest application only the closed and open positions n...

Страница 5: ...tting is used to maintain NEMA 4X enclosure rating NOTE We recommend sealing conduit openings on units installed outdoors or exposed to large temperature swings 15 F or more We also recommend the heat...

Страница 6: ...e valve and the actuator to corresponding positions either OPEN or CLOSED The flats on the actuator shaft extension indicate valve position Type 23 Ball Valves 3 way See Drawing 0129BV sizes 3 Install...

Страница 7: ...19 Page 7 of 27 indicates disc orientation Install bolts 5 washers 6 and nuts 7 and tighten evenly Flats on actuator shaft indicate valve position Disc Orientation CAUTION If mounted unit is installe...

Страница 8: ...position Then loosen set screws on top cam Part 21 and rotate cam CCW into limit switch arm until a click is heard this designates the switch circuit has opened and defines a full open position Tighte...

Страница 9: ...ASAHI AMERICA INC 655 ANDOVER STREET LAWRENCE MA 01843 TELEPHONE 800 343 3618 File assembly manuals Series 94 Gen II A C Modulating Svc Manual Rev A 11 19 19 Page 9 of 27 Calibration Outline Diagram...

Страница 10: ...st buttons and to move the actuator and verify that the limit switches are set past the desired open and closed positions then move the actuator to mid stroke 4 If LED is solid proceed to step 7 5 If...

Страница 11: ...he application If a signal input was already connected the actuator should have moved to that position Aux Open Close Option Setup 1 Push the MODE button until the AUX CLOSE OUTPUT LED is illuminated...

Страница 12: ...pin 6 a local control knob can be implemented Pin 8 provides an auxiliary 15VDC output which can be used to power an input or outpur 4 20mA transmitter Actuator J1 The actuator motor and feedback pot...

Страница 13: ...e OVERRIDE mode is enabled see OVERRIDE MODE the MODE button is disabled and the Manual Pot Cal indicator will turn on steady Adjust up and Adjust down The adjust up and adjust down buttons are used t...

Страница 14: ...can also be terminated using the OFF or STOP function The motor is also turned off if the DHC 100 detects a stall see STALL DETECTION An OPEN or CLOSE operation can be attempted again after switching...

Страница 15: ...ate as the actuator moves further away from midrange By using the adjust buttons to position the actuator to midstroke half way point between the desired open and closed positions the feedback potenti...

Страница 16: ...if the unit has been previously set to the desired position Auxiliary Open Output The AUX OPEN OUTPUT function is used to set an optional output setting that is associated with the open position an a...

Страница 17: ...and signal is used a loss of command signal cannot be detected Therefore if the unit is configured for a 0 5V or 0 10V command signal see COMMAND TYPE the MODE button will not select the LOSS OF COMMA...

Страница 18: ...r details Note that the indicators may not indicate ALL the fault conditions that may exist This means that when the indicated fault is corrected the unit may display another fault that has not been c...

Страница 19: ...ns are broken Normal operation resumes when the potentiometer is reconnected or back in range Loss of Command If the command signal is disconnected the fault indication will remain on until the signal...

Страница 20: ...de variations and the DHC 100 can position the actuator more precisely at closed and open than the limit switches A limit switch serves better as a fail safe device to protect against electrical failu...

Страница 21: ...provide additional features such as position feedback signals auxiliary switch outputs or digital communications Contact the factory for the latest available modules Refer to the diagram below for in...

Страница 22: ...s DHC 100 Specs POWER REQUIREMENTS DHC 100 117VAC 10 50 60 Hz DHC 100A 234VAC 10 50 60 Hz DHC 100B 24VAC 10 50 60 Hz 12 VA typical not including output load Fuse Type 5A TR5 Slo Blo replaceable COMMAN...

Страница 23: ...OR OUTPUTS Off state Leakage Current 15mA Maximum Load Current 150 C 5A ENVIRONMENTAL Operating Temperature Range 32 F to 150 F Storage Temperature Range 40 F to 185 F Relative Humidity Range 0 to 90...

Страница 24: ...t seem as if the actuator has no output No response from valve actuator No power source to actuator No signal to actuator Power source disconnected Low or wrong power source Mechanical Brake jammed or...

Страница 25: ...reverse acting Remount actuator as necessary Refer to Close and Open modes in manual Actuator does not respond to input signal FAULT indicator constantly flashes Input signal not connected Input sign...

Страница 26: ...ctuator reaches the fully closed or open position Closed or open limit switches set inside the operating range Adjust limit switch cams refer to Close and Open modes in manual Actuator operates errati...

Страница 27: ...e do however recommend that periodic checks are made to ensure that all fasteners are tight and properly torqued to extend the life of the actuator and valve Series 94 Actuators are manufactured with...

Страница 28: ...FOR REFERENCE ONLY ASAHI AMERICA...

Страница 29: ...FOR REFERENCE ONLY ASAHI AMERICA...

Страница 30: ...FOR REFERENCE ONLY ASAHI AMERICA...

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Страница 34: ...FOR REFERENCE ONLY ASAHI AMERICA...

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