background image

7

ST 5220

QM 1336.rev.01

D

E

L

G

N

I

N

A

E

M

1

E

G

A

T

S

.

N

O

E

R

A

S

N

A

F

1

E

G

A

T

S

N

E

H

W

N

O

S

N

R

U

T

2

E

G

A

T

S

.

N

O

E

R

A

S

N

A

F

2

E

G

A

T

S

N

E

H

W

N

O

S

N

R

U

T

3

E

G

A

T

S

B

R

E

T

A

E

H

.

N

O

E

R

A

S

T

I

N

U

B

R

E

T

A

E

H

R

O

S

N

A

F

3

E

G

A

T

S

N

E

H

W

N

O

S

N

R

U

T

4

E

G

A

T

S

A

R

E

T

A

E

H

.

N

O

E

R

A

S

T

I

N

U

A

R

E

T

A

E

H

R

O

S

N

A

F

4

E

G

A

T

S

N

E

H

W

N

O

S

N

R

U

T

E

V

R

U

C

.

P

M

E

T

.

D

E

T

A

V

I

T

C

A

S

I

E

V

R

U

C

E

R

U

T

A

R

E

P

M

E

T

E

H

T

N

E

H

W

S

E

H

S

A

L

F

S

I

E

V

R

U

C

D

E

E

P

S

N

O

I

T

A

L

I

T

N

E

V

M

U

M

I

N

I

M

E

H

T

N

E

H

W

N

O

S

N

R

U

T

.

N

O

O

S

L

A

E

B

O

R

P

.

F

E

D

.

D

E

T

C

E

T

E

D

S

I

E

B

O

R

P

E

V

I

T

C

E

F

E

D

A

N

E

H

W

S

E

H

S

A

L

F

M

R

A

L

A

.

D

E

T

C

E

T

E

D

S

I

M

R

A

L

A

N

A

N

E

H

W

N

O

S

N

R

U

T

D

E

K

C

O

L

.

D

E

K

C

O

L

E

R

A

S

R

E

T

E

M

A

R

A

P

E

H

T

N

E

H

W

N

O

S

N

R

U

T

CONTROLLER STATUS LEDS

INTERNAL SWITCHES

The internal switches are located on the inside of the front cover.  When
the controller is shipped from the factory, all the switches are set to OFF.

ON

2

1

3

4

6

7

5

8

9

11

10

12

#

F

F

O

N

O

1

S

R

E

T

E

M

A

R

A

P

D

E

K

C

O

L

N

U

S

R

E

T

E

M

A

R

A

P

D

E

K

C

O

L

2

S

E

E

R

G

E

D

T

I

E

H

N

E

R

H

A

F

S

E

E

R

G

E

D

S

U

I

S

L

E

C

3

Y

L

N

O

G

N

I

L

O

O

C

G

N

I

T

A

E

H

4

R

E

T

A

E

H

1

S

R

E

T

A

E

H

2

Summary of Contents for Aerospeed 2.2 ST 5220

Page 1: ...ST 5220 Temperature Controller USER S MANUAL Aerotech Inc FORM QM 1336 4215 Legion Dr Mason MI 48854 1036 USA October 1998 Ph 517 676 7070 Fax 517 676 7078 ST5220...

Page 2: ...ETER SETTINGS 15 The Meaning of a Flashing Display 15 Locking the Parameters Settings 15 TEMPERATURE SETTINGS 16 TemperatureUnits 16 ViewingTemperatures 16 Temperature Set Point 19 TemperatureCurve 20...

Page 3: ...n device on the supply circuit as well as an external relay on all ON OFF stages to prolong the life of the controller The room temperature where the controller is located MUST ALWAYS REMAIN BETWEEN 3...

Page 4: ...onitor the operation of the system without having to enter the building MINIMUM VENTILATION CYCLE When ventilation is not required for cooling the first stage fans can be operated either continuously...

Page 5: ...other protection devices are installed on the outputs of the controller to protect its circuitry in the case of an overload or overvoltage COMPUTER CONTROL The controller can be connected to a compute...

Page 6: ...6 QM1336 rev 01 LOCATION OF THE CONTROLS S E T T I N G S A ER O TEC H I N C M ason M I 4 8 8 5 4 U S A S T 5 2 2 0...

Page 7: ...N E V M U M I N I M E H T N E H W N O S N R U T N O O S L A E B O R P F E D D E T C E T E D S I E B O R P E V I T C E F E D A N E H W S E H S A L F M R A L A D E T C E T E D S I M R A L A N A N E H W...

Page 8: ...hereas the other activates when current is supplied at its input For an alarm of the first type use the NOterminalasshownonthewiringdiagram Foranalarmofthesecondtype use the NC terminal Open the latch...

Page 9: ...appropriate curve must be selected for Stage 1 according to the type of fan motors used see table on followingpage 1 Selecting a Motor Type for Stage 1 Refer to the list of motors on the following pa...

Page 10: ...te for the motors used n Set the selection knob to STAGE 2 BANDWIDTH The bandwidth is displayed alternating with the letters bd n Press the push button The currently selected motor type is displayed a...

Page 11: ...1 1 1 3 3 4 5 Minimum Speed 45 45 65 65 30 40 40 30 Minimum Voltage Output 81 42 101 101 101 107 117 130 CFM at 0 05 S P 50 50 120 110 140 600 1250 1250 Minimum Speed Setting and Motor Curve Selection...

Page 12: ...tricalknockoutasothercables Donotconnecttheshieldfromtheprobe cable to an input or a ground 2 Extending the Probes Eachprobecanbeextendedupto500feet 150meters Toextendaprobe n Use a shielded cable of...

Page 13: ...ush button If the probe connected to input 1 and supplied with the controller is not defective the letters PR1 are displayed alternating with the temperature measured by the probe If the probe is defe...

Page 14: ...stages Set switches 3 and 4 to OFF to use both stages for cooling Set switch 3 to ON and switch 4 to OFF to use Stage 4 for heating and Stage 3 for cooling Set switches 3 and 4 to ON to use both stag...

Page 15: ...ivated respectively To lock the parameter settings n Set internal switch 1 to ON The Locked Parameter Pilot Light turns on To unlock the parameter settings n Set internal switch 1 to OFF The Locked Pa...

Page 16: ...eparately alternatingwiththe numericalvalue 1 Viewing the Room Temperature The room temperature is the average value of all temperatures measured by activated probes in proper operating condition n Se...

Page 17: ...is displayed alternating with the letters Pr x etc Notes i Atleastoneprobemustbeactivatedatalltimes Ifonlyoneproberemains active the controller will lock the on off switch for that probe ii The displa...

Page 18: ...by one notch The minimum is displayed alternating with the letters Lo n Turn the adjustment knob clockwise one notch further The maxi mum temperature is displayed alternating with the letters Hi n Tu...

Page 19: ...and 99 9 F 40 0 C and 37 7 C Adjusting the Temperature Set Point n SettheselectionknobtoSETPOINT TEMP CURVE Thecurrentset point flashes on the display n Use the adjustment knob to adjust the set poin...

Page 20: ...he curve When the last point of the curve is reached the temperature set point for that day is maintained until the curve is reactivated NOTES i Allsixpointsofthecurvemustbespecified Ifsixpointsarenot...

Page 21: ...for each of the six points n Press the push button once again The word day is displayed alternating with a day number n Using the adjustment knob set the day number to the desired value n Pressthepus...

Page 22: ...ROOM TEMPERATURE If you have previously defined the points on the curve n Set the selection knob to SET POINT TEMP CURVE The current value of the temperature set point flashes on the display n Press t...

Page 23: ...button The current day number is displayed n Use the adjustment knob to set the day number to the desired value 4 Deactivating the Temperature Curve n Set the selection knob to SET POINT TEMP CURVE Th...

Page 24: ...stages of constant speed fans Stages 3 and 4 The last cooling stage can also be configured as a mist stage COOLING OPERATION Room Temp Temperature Set Point STAGE 1 STAGE 2 STAGE 3 STAGE 4 Bandwidth...

Page 25: ...ning At Stage 4 Starting Temp stage 4 fans start running If the room temperature falls At Stage 4 Starting Temp 1 5o F stage 4 fans return to a stop At Stage 3 Starting Temp 1 5o F stage 3 fans return...

Page 26: ...ge1fansdonotrun TheStage 1 Pilot Light turns off The Stage 1 minimum speed can also be defined by a speed curve see below NOTE Thecontrollersuppliesmaximumvoltagetothevariable speedfans for 2 seconds...

Page 27: ...deactivated or if the minimum speed curve is activated but not currently operating see below 2 Adjusting Stage 1 Time On and Time Off n Set the selection knob to STAGE 1 TIMER The current time on for...

Page 28: ...rrent bandwidth is displayed alternating with the letters bd n Use the adjustment knob to adjust the bandwidth to the desired value 2 Adjusting the Stage 2 Starting Temperature The Stage 2 starting te...

Page 29: ...tween10 and100 ofthefullspeed of the fans n Set the selection knob toSTAGE 2 MINIMUM SPEED The current minimum speed for Stage 2 flashes on the display n Use the adjustment knob to adjust the minimum...

Page 30: ...The hysteresis is fixed at 1 5o F and determineswhenthefansreturntoastop Thedifferencebetweenthestarting temperatureandthestage3startingtemperaturecangofrom0 5 Fto20 0 F 0 3 C to 11 1 C n Settheselect...

Page 31: ...utomatically over a given time period Each curve is defined by six points Each point specifies a day number and a fan speed for that day Once the points are defined the minimum speed curve must be act...

Page 32: ...curve has an adjustable day number This day number must be greater or equal to the day number specified for the first point of the tempera ture curve and less than the day number specified for the se...

Page 33: ...number of the temperature curve is d11 Therefore if you activate the minimum speed curve today it will effectively be in operation the moment you activate it In this case the current minimum speed wil...

Page 34: ...ment knob to adjust the day number to the desired value For all other points of the curve the day number can not be adjusted n Press the push button once again The minimum speed for that day is displa...

Page 35: ...t the selection knob to STAGE 1 MINIMUM SPEED CURVE The current minimum speed flashes on the display n Press the push button to display the points of the curve currently defined until the word OFF app...

Page 36: ...lashes on the display n Press the push button to display the points of the curve currently defined until the word ON appears fourteen clicks n Turn the adjustment knob counterclockwise by one notch Th...

Page 37: ...N MISTUNITSOFF TIMEON TIMEOFF MIST COOLING NUMBER OF HEATING STAGES MIST STAGE 0 4 1 3 The last cooling stage can be configured as a mist stage The number of heating stages determines which stage this...

Page 38: ...o 60 minutes If Stage 3 is the mist stage n Set the selection knob to STAGE 3 START TEMP The stage 3 starting tempera ture is displayed alternating with the letters ST3 n Use the adjustment knob to se...

Page 39: ...T4 n Use the adjustment knob to set the starting temperature to the desired value n Press the push button The mist time on is displayed alternating with the word On n Use the adjustment knob to set ti...

Page 40: ...TTINGS If the room temperature rises at 72o F Heater B turns off at 74o F Heater A turns off If the room temperature falls at 72o F Heater A turns on at 70o F Heater B turns on Room Temperature Heatin...

Page 41: ...the starting temperature to the desired value n Set selection knob to HEATER B START TEMP The current starting temperature for Heater B is displayed alternating with the letters Ht b n Use the adjust...

Page 42: ...ture ranges from 40 0 F to 99 9 F 40 0 C to 37 7 C n Set the selection knob to ALARM LO HIGH The current low alarm temperature flashes on the display alternat ing with the word LO n Use the adjustment...

Page 43: ...wrong position Set the switch to the correct position The display board interconnect cable is notproperlyplugged into the power supply board Be sure the cable is firmly pluggedin Thedisplay shows P w...

Page 44: ...power cables through the same electrical knockout Do not run probe cables next to other power cables When crossing other power cables cross at 90 The stage 1 or 2 variablespeed cooling fans are notru...

Page 45: ...small Adjust the stage 1 bandwidth to a higher value The stage 1 time on or time off is too short Adjust the stage 1 time on or time off to a higher value A variation in resist ance induced on a room...

Page 46: ...0V to activate the motor Also be sure the stage 1 COMMON is supplied by line L1 The mist is not operatingas desired The mist time on and time off are in minutes Adjust the mist time on and time off co...

Page 47: ...sure the cable is firmly pluggedin The fan motor or heater is defective Check if the motor or heater is defective by connecting it to an alternate power supply If it still is not operating replace the...

Page 48: ...0A FAN 3 4 HP 115 VAC 1 5 HP 230VAC fuse F8 15A slow blow Stage 3 ON OFF output 115 230 VAC 60 Hz 30VDC 6A FAN 10A RES fuse F3 15A slow blow Stage 4 ON OFF output 115 230 VAC 60 Hz 30VDC 6A FAN 10A RE...

Page 49: ...0 o F 1 1 1 o t 3 0 o C 2 e g a t S d e e p S m u m i n i M 0 4 0 0 1 o t 0 1 p m e T g n i t r a t S 5 8 7 o F 8 5 2 o C h t d i w d n a B t n i o P t e S t n i o P t e S o t 0 2 h t d i w d n a B o...

Page 50: ...i m 0 6 o t 0 f f O e m i T s e t u n i m 0 g n i t r a t S A r e t a e H p m e T 5 2 7 o F 5 2 2 o C 5 0 p m e T f f O o 3 0 F o C 0 2 p m e T f f O o t o F 1 1 1 o C g n i t r a t S B r e t a e H p...

Reviews: