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RayTek 54301, Руководство по эксплуатации

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Operation

 

6.4.5

 

Advanced

 

Valley

 

Hold

 

This

 

function

 

works

 

similar

 

to

 

the

 

advanced

 

peak

 

hold

 

function,

 

except

 

it

 

will

 

search

 

the

 

signal

 

for

 

a

 

local

 

minimum.

 

6.4.6

 

Advanced

 

Peak

 

Hold

 

with

 

Averaging

 

The

 

output

 

signal

 

delivered

 

by

 

the

 

advanced

 

peak

 

hold

 

functions

 

tends

 

to

 

jump

 

up

 

and

 

down.

 

This

 

is

 

due

 

to

 

the

 

fact,

 

that

 

only

 

maximum

 

points

 

of

 

the

 

otherwise

 

homogenous

 

trace

 

will

 

be

 

shown.

 

The

 

user

 

may

 

combine

 

the

 

functionality

 

of

 

the

 

peak

 

hold

 

function

 

with

 

the

 

averaging

 

function

 

by

 

choosing

 

an

 

average

 

time,

 

thus,

 

smoothing

 

the

 

output

 

signal

 

for

 

convenient

 

tracing.

 

 

output temperature 

object temperature 

without averaging 

Temp 

Time

Figure

 

29:

 

Advanced

 

Peak

 

Hold

 

with

 

Averaging

 

The

 

advanced

 

peak

 

hold

 

function

 

with

 

averaging

 

is

 

only

 

adjustable

 

by

 

means

 

of

 

the

 

DataTemp

 

MultiDrop

 

Software.

 

6.4.7

 

Advanced

 

Valley

 

Hold

 

with

 

Averaging

 

This

 

function

 

works

 

similar

 

to

 

the

 

advanced

 

peak

 

hold

 

function

 

with

 

averaging,

 

except

 

it

 

will

 

search

 

the

 

signal

 

for

 

a

 

local

 

minimum.

 

MID

 

43

 

Содержание 54301

Страница 1: ...MI Miniature Infrared Sensor Operating Instructions Rev E 10 2004 54301 Noncontact Temperature Measurement...

Страница 2: ...DeclarationofConformityfortheEuropeanCommunity This instrument conforms to EMC IEC EN 61326 1 Safety EN 61010 1 1993 A2 1995...

Страница 3: ...Tel 81 3 57 33 60 65 Fax 81 3 57 33 60 99 info raytekjapan co jp Raytek France Palaiseau France Tel 33 1 64 53 15 40 Fax 33 1 64 53 15 44 info raytek fr Raytek Chine Beijing China Tel 86 10 6439 2255...

Страница 4: ...atisfaction that the product was defective The manufacturer may at its option replace the product in lieu of repair With regard to any covered product returned within the applicable warranty period re...

Страница 5: ...AL SPECIFICATIONS 8 3 5 DIMENSIONS 9 3 6 SCOPE OF DELIVERY 10 4 BASICS 11 4 1 MEASUREMENT OF INFRARED TEMPERATURE 11 4 2 EMISSIVITY OF TARGET OBJECT 12 4 3 AMBIENT TEMPERATURE 12 4 4 ATMOSPHERIC QUALI...

Страница 6: ...er and Hold Function 28 5 5 CONNECTING TO THE PC VIA RS232 30 5 6 INSTALLING OF MULTIPLE SENSORS VIA RS485 31 6 OPERATION 34 6 1 CONTROL PANEL 34 6 2 SETTING OF MODES 35 6 3 SETTING THE OUTPUT JUMPER...

Страница 7: ...1 TROUBLESHOOTING MINOR PROBLEMS 60 9 2 FAIL SAFE OPERATION 61 9 3 SENSING HEAD EXCHANGE 63 10 SOFTWARE 64 11 PROGRAMMING GUIDE 65 11 1 TRANSFER MODES 66 11 2 GENERAL COMMAND STRUCTURE 67 11 3 DEVICE...

Страница 8: ...Mode 73 11 6 6 Mode Setting for the Digital Input FTC3 73 11 6 7 Changing the Sensing Head Calibration Data73 11 6 8 Ambient Background Temperature Compensation 73 11 7 MULTIPLE UNITS 75 11 8 COMMAND...

Страница 9: ...trument is appropriate for continuous use The instrument operates reliably in demanding conditions such as in high environmental temperatures as long as the documented technical specifications for all...

Страница 10: ...nings concerning operation to avoid instrument damage Warnings concerning operation to avoid personal injury Pay particular attention to the following safety instructions Use in 110 230 VAC electrical...

Страница 11: ...t 0 20 mA or 4 20 mA 10 mV C head ambient temperature signal RS232 interface optional RS485 interface The sensing head is protected by a rugged IEC 529 IP 65 NEMA 4 stainless steel housing and is conn...

Страница 12: ...600 C 13 to 1112 F Spectral Response LT 8 to 14 m Response Time All models 150 ms 95 response Accuracy LT 1 or 1 C 2 F whichever is greater LT 2 C 4 F for target temp 20 C 4 F TC outputs 1 or 2 5 C 5...

Страница 13: ...3 to 185 F MIH 0 05 K per K or 0 05 K whichever is greater at ambient 23 to 180 C 73 to 356 F MIC MIH 0 1 K per K or 0 1 per K whichever is greater at ambient 0 to 23 C 32 to 73 F MID 0 15 K per K or...

Страница 14: ...cations Optical Resolution D S MID MIC 2 1 or 10 1 MIH 10 1 At 90 energy in minimum and distance 400 mm 15 7 in Distance Sensor to Object in Spot Diameter in Spot Diameter mm Distance Sensor to Object...

Страница 15: ...output for head ambient temperature 0 to 500 C 32 to 932 F or output for alarm relay software enabled only in conjunction with RS232 485 mA Output recommended loop impedance see Figure 9 on page 19 0...

Страница 16: ...65 NEMA 4 only for models with an optical resolution of 10 1 Rating Box IP 65 NEMA 4 Relative Humidity 10 to 95 non condensing EMI IEC 801 3 level 3 max cable length 3 m 118 in Vibration Head IEC 68...

Страница 17: ...ical Data 3 5 Dimensions Standard cable length 1 m 3 ft MID MIC 5 mm 0 2 in MIH 3 mm 0 12 in Figure 2 Dimensions of Sensing Head 2 mounting holes 4 5 mm 0 17 in Figure 3 Dimensions of Electronic Box M...

Страница 18: ...Technical Data 3 6 Scope of Delivery The scope of delivery includes the following Sensing head 1 m head cable Mounting nut Electronic box Operating instructions 10 MID...

Страница 19: ...e sensors are sensitive to the emitted radiation Infrared thermometers are made up of a lens a spectral filter a sensor and an electronic signal processing unit The task of the spectral filter is to s...

Страница 20: ...ation and the sensing head is shielded from these reflecting radiation sources 4 3 Ambient Temperature The sensing head was developed for the following ambient temperature ranges MIH 0 to 180 C 32 to...

Страница 21: ...as far away as possible from potential sources of electrical interference such as motorized equipment producing large step load changes Use shielded wire for all input and output connections Make sure...

Страница 22: ...desired spot size on the target will determine the maximum measurement distance To avoid erroneous readings the target spot size must completely fill the entire field of view of the sensor Consequent...

Страница 23: ...ment 5 2 Wiring 5 2 1 Sensor Head Cable The manufacturer preinstalls the sensor head cable between sensor head and electronic box It may be shortened but not lengthened Shortening the cable length by...

Страница 24: ...tion Do not cut into the shield 2 Cut the shield 5 so about 5 mm 0 2 in remains exposed from under the cable sheath 7 Separate the shield and spread the strands out Shorten the inside insulation until...

Страница 25: ...fitting 2 the rubber washer 3 and one of the metal washers 4 6 Spread the cable shield 5 and then slip the second metal washer 4 on the cable Note that the shield must make good contact to both metal...

Страница 26: ...Installation 5 3 Outputs Electronic Box 4 to 20 mA 0 to 20 mA J or K 0 to 5 V Signal Output Head Ambient Temp or Alarm 0 to 5 V 12 to 24 VDC Power Figure 7 Signal Outputs and Power Supply 18 MID...

Страница 27: ...er as current or as voltage output The minimum load impedance for the 0 to 5 V output must be 100 k The maximum current loop impedance for the 0 4 to 20 mA output can be 500 and the power supply and l...

Страница 28: ...ower Head Ambient Temp Ground Figure 10 Wiring the Output for Head Ambient Temperature The output range for the head ambient temperature is 0 to 500 C 32 to 932 F with 10 mV C In case of an alarm the...

Страница 29: ...olid state relay for the alarm output The output is short circuit resistant with 100 output impedance The alarm output is only enabled through the DataTemp MultiDrop software see the software help for...

Страница 30: ...h of 7 5 m 24 6 ft Connect the wires according to the following table J Thermocouple Power Supply white red white red yellow yellow Table 1 Wiring the Thermocouple J Compensation Cable K Thermocouple...

Страница 31: ...led through the DataTemp MultiDrop software only see the software help for complete set up instructions FTC1 FTC2 FTC3 Emissivity analog control x Emissivity digital control x x x Ambient Background T...

Страница 32: ...in V 0 0 0 5 4 5 5 0 Emissivity 0 1 0 2 1 0 1 1 Table 4 Ratio between Analog Input Voltage and Emissivity Example The process requires the setting of emissivity for product 1 0 90 for product 2 0 40 F...

Страница 33: ...tage level on the FTC inputs one of the table entries will be activated 0 Low signal 0 V 1 High signal 5 V A non wired input is considered as High Table entry Emissivity Examples FTC3 FTC2 FTC1 0 1 2...

Страница 34: ...adiation will be reflected and therefore added to the thermal radiation that is collected by the sensor The ambient background temperature compensation compensates the final result by subtracting the...

Страница 35: ...the FTC2 analog input 0 to 5 VDC corresponding to low end and high end of temperature range is utilized for real time compensation whereby both sensors must be set on the same temperature range Targe...

Страница 36: ...ing of FTC3 as External Input Trigger A logical low signal at the input FTC3 will reset the peak or valley hold function As long as the input is kept at logical low level the software will transfer th...

Страница 37: ...gh level toward logical low level will transfer the current temperature toward the output This temperature will be written to the output until a new transition from high to low occurs at the input FTC...

Страница 38: ...comes with each model Connect a single unit with a RS232 COM port by using the connection kit RAYMINCON to the computer s COM port Transfer Mode 9600 kBit s 8 data bits 1 stop bit no parity no flow co...

Страница 39: ...onment where the sensing head is mounted to a control room or pulpit where the computer is located The RS232 485 adapter comes with a power supply RAYMINCONV2 for 230 VAC RAYMINCONV1 for 110 VAC Conne...

Страница 40: ...address The following figure illustrates the wiring of sensors in a multidrop installation RxB RxA RS232 485 Adapter unit 1 unit before last last unit with shunt activated A B A A A B B B unit 2 Figur...

Страница 41: ...85 MI units 1 Power the unit 2 Using either the buttons or software assign unique address to the sensor 3 Power down the unit 4 Repeat until all sensors have a unique address 5 On the last unit in the...

Страница 42: ...sensor s electronic board or by means of the software that came with your sensor optionally 6 1 Control Panel The sensor is equipped with a control panel in the sensor s electronic housing which has s...

Страница 43: ...e or parameter by doing the following Press the Mode button until the symbol for the actual set mode appears in the display e g T for setting the transmission see Table 5 Available Modes on page 36 Us...

Страница 44: ...ty 0 100 1 000 default 0 950 T Transmission 0 100 1 000 default 1 000 A Signal processing Average 0 100 999 0 P Signal processing Peak Hold 0 100 998 9 999 infinite P V Signal processing Valley Hold 0...

Страница 45: ...it see section 6 2 Setting of Modes on page 35 the unit s outputs must be configured by switching the Output jumper in accordance to the requested output function mA mV TC E g for the 4 to 20 mA outpu...

Страница 46: ...damping behavior The average time is the amount of time the output signal needs to reach 90 magnitude of an object temperature jump Temp output temperature object temperature temperature jump 90 of te...

Страница 47: ...Operation object the output signal reaches only 90 magnitude of the actual object temperature after the defined average time MID 39...

Страница 48: ...algorithm will start over again The range for the hold time is 0 1 to 998 9 s Temp output temperature object temperature hold time hold time Time Figure 26 Peak Hold A defined hold time of 999 s symbo...

Страница 49: ...lgorithm will start over again The range for the hold time is 0 1 to 998 9 s Temp output temperature object temperature hold time hold time Time Figure 27 Valley Hold A defined hold time of 999 s symb...

Страница 50: ...far the output signal follows the object temperature again If the algorithm detects a local maximum while the object temperature is currently below the predefined threshold the output signal jumps to...

Страница 51: ...n The user may combine the functionality of the peak hold function with the averaging function by choosing an average time thus smoothing the output signal for convenient tracing output temperature ob...

Страница 52: ...tory Defaults For activating the unit s factory default values press the Mode Up buttons on the electronic board simultaneously The factory default values are to be found in section 11 8 Command Set o...

Страница 53: ...ory installed and must be specified at time of order The following are available Longer cable lengths 3 m 9 8 ft CB3 8 m 26 2 ft CB8 15 m 49 2 ft CB15 RS485 serial interface 4 for multidrop networks o...

Страница 54: ...racket XXXMIACFB Air Purging Jacket XXXMIACAJ Air Cooling System XXXMIACCJ Right Angle Mirror XXXMIACRAJ XXXMIACRAJ1 Box Lid XXXMIACV Protective Window XXXMIACPW Protective Window transmission already...

Страница 55: ...Accessories Sensing Head 2 1 Adjustable Bracket Electronic Box Sensing Head 10 1 Fixed Bracket Figure 30 Standard Mounting Accessories MID 47...

Страница 56: ...Accessories 8 2 Adjustable Mounting Bracket Figure 31 Adjustable Mounting Bracket XXXMIACAB 48 MID...

Страница 57: ...Accessories 8 3 Fixed Mounting Bracket Figure 32 Fixed Mounting Bracket XXXMIACFB MID 49...

Страница 58: ...Clean oil free air is recommended The air purge jacket withstands ambient temperatures up to 180 C 356 F and should not be used for cooling purposes The recommended air flow rate is 30 to 60 l min 0 5...

Страница 59: ...from the electronic box 2 Open the Air Purging Jacket 3 4 and screw the white plastic fitting 2 onto the sensor up to the end of the threads do not over tighten 3 Slip the cable 6 through the backsid...

Страница 60: ...air cooling hose to be installed without interrupting the connections to the box The air cooling jacket may be combined with the right angle mirror Air cooling max 35 C 95 F Cable Electronic Housing...

Страница 61: ...r minute 50 l min 1 8 cfm 40 l min 1 4 cfm Hose Length Figure 37 Maximum Ambient Temperature depending on Air Flow and Hose Length Note Hose Length is the length of hose exposed to high ambient temper...

Страница 62: ...ic fitting air purging jacket 3 front part of the air purging jacket 4 back part of the air purging jacket 5 mounting nut 6 preinstalled cable between sensor and box leading through the T adapter 7 ho...

Страница 63: ...Accessories Figure 39 Air Cooling System T Adapter MID 55...

Страница 64: ...Accessories Hose inner 9 mm 0 35 in outer 12 mm 0 47 in Figure 40 Dimensions of Air Cooling System 56 MID...

Страница 65: ...ir purging Figure 41 Right Angle Mirror XXXMIACRAJ left Right Angle Mirror with Air Purging XXXMIACRAJ1 right The right angle mirror withstands ambient temperatures up to 180 C 356 F For mounting the...

Страница 66: ...Accessories 8 7 Box Lid Figure 43 Box Lid with View Port for Post Installations XXXMIACV 58 MID...

Страница 67: ...made from non poisonous zinc sulfide with a transmission factor of 0 75 0 05 It has an outer diameter of 17 mm 0 67 in The protective window can be directly screwed to the sensing head It withstands a...

Страница 68: ...se contact our Service Department before shipping Phone numbers are listed at the beginning of this document 9 1 Troubleshooting Minor Problems Symptom Probable Cause Solution No output No power to in...

Страница 69: ...critical processes Other safety devices should also be used to supplement this function When an error or failure does occur the display indicates the possible failure area and the output circuits auto...

Страница 70: ...Table 8 Error Codes via RS232 485 Error Codes for the LCD Display Display Error Code Description C Invalid temperature reading H ERR Wrong sensing head B ERR Wrong parameter setting box OVER Temperat...

Страница 71: ...simultaneously the Mode Down Up buttons 5 Four characters appear in the display former values Type in the new designator A using the Down Up buttons Press the Mode button 6 The second block of four ch...

Страница 72: ...ble with optional RS232 or optional RS485 communications and DataTemp MultiDrop Software 5V alarm signal triggered by target temperature or ambient head temperature Eight position recipe table that ca...

Страница 73: ...of commands that define all possible communications with the sensor The commands are described along with their associated ASCII command characters and related message format information Use them whe...

Страница 74: ...activated The data will be transferred in one direction only from the unit to the user interface V P P starts the Poll mode allows to request or to set parameters V B B starts the Burst mode data wil...

Страница 75: ...arameter CR carriage return 0Dh is closing the request Remark It is possible to close with CR LF 0Dh 0Ah but not necessary Setting a parameter without writing into the EEPROM Poll Mode This function i...

Страница 76: ...the answer Error message Syntax Error is the character for Error 11 3 Device Information This information is factory installed read only Command Description Answer Example XU Device name XUMILT DS Re...

Страница 77: ...ure signal In case the ambient temperature is not requested by the internal head temperature you must set the ambient temperature values as follows A 250 0 Ambient temperature example AC 1 Control amb...

Страница 78: ...0 600 set the emissivity value for line 2 to 0 600 4 SV 220 0 set the set point threshold for line 2 to 220 0 5 1 2 3 4 5 Figure 46 Table for Emissivity and Set Points To activate these emissivity set...

Страница 79: ...90 15 s 11 5 Dynamic Data All temperature related information is calculated 128 times a second To request the dynamic data following commands are available T target temperature I internal temperature...

Страница 80: ...shall represent 200 C 392 F The same setting is possible for the minimum value H 500 the maximum current voltage value is set to 500 C L 0 the minimum current voltage value is set to 0 C Remark You ca...

Страница 81: ...ction on page 28 can be used as follows XN T FTC3 as trigger XN H FTC3 with hold function 11 6 7 Changing the Sensing Head Calibration Data If it is necessary to exchange the sensing head you must set...

Страница 82: ...end and high end of temperature range current ambient temperature is readable with command A Note The mode AC 2 does not function in case of setting the command ES D For more information regarding th...

Страница 83: ...a command is transferred starting with the 3 digit number 000 all units with addresses from 001 to 032 connected will get this command without to send an answer Note A unit with the address 000 is a...

Страница 84: ...d with average AA nnn n 000 0 999 s 000 0 s Control ambient background temp compensation AC n 0 head temp 1 via number 2 via external input 0 Advanced hold threshold C nnn n in current scale C F 300 C...

Страница 85: ...0 999 s 000 0 s A Top of mA mV range H nnn n 1 7 H Sensor head ambient I nnn n in current scale C F Switch panel lock J X L locked U unlocked unlocked Alarm output control K N 0 off 1 on 2 Target nor...

Страница 86: ...lts XF Transmission XG n nnn 0 100 1 000 1 000 T High temperature of range XH nnn n Sensor initialization XI n 1 after Reset 0 if XI 0 Box temperature XJ nnn n in current scale C F FTC 3 trigger hold...

Страница 87: ...LT 500 C 932 F 8 LT 0 C 32 F 9 XZ 0123 4567 89AB CDEF set command checks format Save values and restart firmware 10 E0 1 100 E1 0 500 E2 0 600 E3 0 700 E4 0 800 E5 0 970 E6 1 000 E7 0 950 XS0 200 XS1...

Страница 88: ...ssivity can be determined by one of the following methods 1 Determine the actual temperature of the material using an RTD PT100 a thermocouple or any other suitable contact temperature method Next mea...

Страница 89: ...Spectral range of measurement 7 Transmission e g thin films plastics To optimize surface temperature measurements consider the following guidelines Determine the object emissivity using the instrumen...

Страница 90: ...0 02 0 2 Copper Polished 0 03 0 03 0 03 Roughened 0 05 0 15 0 05 0 15 0 05 0 1 Oxidized 0 5 0 8 0 5 0 8 0 4 0 8 Gold 0 01 0 1 0 01 0 1 0 01 0 1 Haynes Alloy 0 3 0 8 0 3 0 8 0 3 0 8 Inconel Oxidized 0...

Страница 91: ...15 0 1 0 15 0 05 0 15 Platinum Black 0 9 0 9 0 9 Silver 0 02 0 02 0 02 Steel Cold Rolled 0 8 0 9 0 8 0 9 0 7 0 9 Ground Sheet 0 5 0 7 0 5 0 7 0 4 0 6 Polished Sheet 0 1 0 1 0 1 Molten 0 1 0 2 0 1 0 2...

Страница 92: ...Clay 0 85 0 95 0 95 Concrete 0 9 0 95 Cloth 0 95 0 95 Glass Plate 0 98 0 85 Gob 0 9 Gravel 0 95 0 95 Gypsum 0 4 0 97 0 8 0 95 Ice 0 98 Limestone 0 4 0 98 0 98 Paint non al 0 9 0 95 Paper any color 0...

Страница 93: ...Emissivity 5 11 12 60 80 81 83 84 Loop impedance 19 Maintenance 60 Mirror 57 80 Network 32 Noise 13 Optical Resolution 6 Power Supply 60 Repeatability 4 Response Time 4 Spectral Response 4 Spot Size 1...

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