Chapter 9 – Drawings
TestEquity 3007C Temperature Chamber
Page 9-1
Страница 1: ...19 Model 3007C FastRate Temperature Chamber Serial Number 40202 and above Operation and Service Manual TestEquity LLC 6100 Condor Drive Moorpark CA 93021 Support 877 512 3457 Toll Free 805 480 0638 Co...
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Страница 3: ...__________________ 3 2 HEAT Light __________________________________________________________________________ 3 2 COOL Light __________________________________________________________________________ 3...
Страница 4: ...______________________ 7 5 Theory of Operation______________________________________________________________7 7 Overview_____________________________________________________________________________ 7...
Страница 5: ...tioned laboratory environment Operation above 30 C 85 F or below 16 C 60 F ambient room temperature is NOT recommended CAUTION The Input Voltage label on the back of the chamber indicates the input vo...
Страница 6: ...s needed to prevent excessive pressure from developing when the nitrogen in the connecting line evaporates during off cycles Care should be exercised in sighting the relief valve to assure that should...
Страница 7: ...o not attempt to modify the setup values unless you thoroughly understand what you are doing The correct values are documented in the EZ Zone Limit Controller Setup Parameters section of this manual C...
Страница 8: ...manual or automatic isolation valve is present at your source of supply or at any point between the source and the connection point on the back of the 3007C Chamber This relief valve must be rated fo...
Страница 9: ...ent b Inspect the refrigeration machinery compartment c Check the low stage refrigeration charge d Check the high stage refrigeration charge e Verify the chamber performance Installation Location The...
Страница 10: ...This chamber can be easily configured for operation from a 208 V 60 Hz or 230 V 240 V 60 Hz 3 Phase nominal input Other input voltages and 50 Hz operation are available as special options and are not...
Страница 11: ...the entire chamber All branch circuits on the load side of the Main Disconnect Switch are individually fused However your local electrical code may require a separate disconnect switch within sight of...
Страница 12: ...id nitrogen is colder than liquid oxygen Liquid oxygen can present a spontaneous fire hazard when spilled onto organic materials WARNING Nitrogen gas is heavier than air It makes up about 78 of the Ea...
Страница 13: ...apping the vacuum jacket by approximately six inches on the other side Support all liquid nitrogen carrying lines with ridged hangers to prevent excessive flexing when cold Chamber Relief Vent Conside...
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Страница 15: ...etails on how to use the Temperature Controller CAUTION This chamber has a crankcase heater to protect the high stage compressor The chamber must be connected to the power source AND the Main Disconne...
Страница 16: ...dure ensures the longest possible life for the high stage compressor if the chamber has been removed from the power source for more than 24 hours CONDITIONING Switch ON Mode The CONDITIONING Switch en...
Страница 17: ...and surfaces that are hot or cold to prevent severe burns or frostbite Protective gloves are recommended CAUTION If your test sample is energized it may be capable of raising the workspace temperatur...
Страница 18: ...ing low temperature operation or water when maintaining over 0 C and cooling is required To avoid moisture condensation make sure the port plugs are inserted at all times Also avoid opening the chambe...
Страница 19: ...chamber Purge Optional GN2 gaseous nitrogen Purge or optional Dry Air Purge can be used to reduce to possibility of condensation in the chamber at low temperatures GN2 Gaseous Nitrogen Installation O...
Страница 20: ...st Cool function indicator on F4 Controller only Event 8 Compressor Enable indicator on F4 Controller only For the F4T Controller only Event 1 corresponds to the Power button Event 2 corresponds to th...
Страница 21: ...written by the manufacturer Watlow for a wide variety of applications and configurations Not all features or functions are applicable Only the capabilities of a model PM6L1AJ AAAABAA are applicable CA...
Страница 22: ...your actual chamber temperature set point to prevent nuisance tripping 5 Press the RESET Key to return to the Home Page 6 The upper display will show the actual chamber temperature while the lower di...
Страница 23: ...hat can be used to remove power to your test sample if the Limit Controller s temperature limits are exceeded The safety contacts are rated as follows Resistive 10 A 250 VAC or 10 A 28 VDC Inductive 7...
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Страница 25: ...America Will it work with their power Outside North America most countries have 50 Hz Standard three phase voltage systems in most 50 Hz countries are typically 380 V or 400 V Please call TestEquity f...
Страница 26: ...temperature set point may be 25 0 C The actual temperature varies between 25 4 C and 24 5 C This corresponds to 0 4 C and 0 5 C or a total of 0 9 C of RELATIVE variations These specifications are for...
Страница 27: ...r if the chamber has been removed from the power source for more than 24 hours Can the person who services our air conditioning also service the chamber Probably not Most air conditioning mechanics ar...
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Страница 29: ...ol sensor after a 2 hour soak at the respective start temperature with an empty chamber Measured with setpoint set beyond the start and end temperatures Ramp rates do not include the effect of proport...
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Страница 31: ...ly or As Needed Clean chamber interior and exterior Listen for abnormal noise or vibration Every 3 Months Inspect the door seal Inspect the refrigeration machinery compartment Check the low stage refr...
Страница 32: ...ze changes from normal operating noises can be a valuable way to identify problems and prevent further damage Examples of noises to be aware of include Circulator motor and fan noises with compressors...
Страница 33: ...IG 5 If the pressure is low this indicates that there is probably a leak 6 If one gauge is low and the other is high then the system is not equalized yet and an accurate reading cannot be made Wait un...
Страница 34: ...inutes 6 The chamber temperature should slowly increase and stabilize to 85 C It should NOT overshoot beyond 85 C by more than a few tenths of a degree and the compressors should NOT need to turn ON i...
Страница 35: ...ldom goes out of calibration If you try to calibrate the instrumentation before determining that calibration is necessary you may make it worse if done incorrectly Variations in temperature throughout...
Страница 36: ...For the F4T Controller If calibration of the temperature controller is necessary refer to the F4T Touch Screen Controller User s Guide For the F4 Controller If calibration of the temperature controlle...
Страница 37: ...C1 is controlled by both the Master Switch the safety relay CR3 and the phase control relay PCR1 CR3 is controlled by the temperature limit controller TCR2 If either the high or low temperature safet...
Страница 38: ...ds high pressure vapor to the hot gas regulator which meters a precise amount into the suction line to maintain a minimum load on the system and keep it out of a vacuum The hot gas regulator is adjust...
Страница 39: ...1 or SSR2 is defective Heater is shorted to chassis Does not cool at all 1 If F4 controller light 1B is ON F4T left PWR bar is 100 DigitalOut 8 F4T Compressor Output is ON the Cool light on front pane...
Страница 40: ...er are as shipped from TestEquity and only occurs in cool mode 1 Re enter values as shipped from TestEquity 2 Control parameters may need to be changed for your unique test conditions 3 Control parame...
Страница 41: ...performance as outlined in How to verify the chamber performance NOTE If the Temperature Controller is cycling Cool Light cycles on off the sightglass may appear 1 2 to 2 3 full This is normal R 508B...
Страница 42: ...out of service for even one day then you should purchase critical spare parts in advance Although most parts are standard and available from a variety of local distributors some parts are either hard...
Страница 43: ...Co S412 2 1 N2 PL1 200026 1 ea Indicator Panel 120V Neon SoLiCo S412 2 1 N1 PL2 200025 1 ea Relay Phase Control Peltec 256 240S PCR1 222292 1 ea Resistor 10 k 5 W Vishay Dale 71 RH00510K00FE02 R1 2223...
Страница 44: ...Bypass Regulator LS Sporlan ADRS 2 0 30 29 100068 1 ea Oil Separator Temprite 901 19 100537 1 ea Orifice for 100471 100487 Danfoss 068U1037 24A 28A 32A 100472 3 ea Pressure Switch Johnson P70AA 118C 3...
Страница 45: ...Limit Sides both Alt high High only or LoW Low only L hY Limit Hysteresis 2 Change not recommended A ty Alarm Type oFF Do Not Change PAr1 Upper Display ACPu Alt none PAr2 Lower Display Lst Alt Lh s H...
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Страница 47: ...abor if they initiate service on their own without prior approval from TestEquity Replacement parts must be supplied by TestEquity for in warranty claims Purchaser will not be reimbursed for parts the...
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Страница 49: ...Chapter 9 Drawings TestEquity 3007C Temperature Chamber Page 9 1 Chapter 9 Drawings...
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Страница 51: ...1 C2 PCR1 C3 F1 F2 F7 F8 FNQ R 4 FNQ R 20 LP CC 20 LP CC 20 F9 F4 F5 F6 F10 F11 F12 TB1 Control Transformer TR1 SSR2 SSR1 CR1 CR3 CR4 FNM 3 F3 SSR6 TM1 SSR4 SSR5 SSR3 C R 5 TB1 Terminals N N 1 2 3 4 5...
