LAUREL MAGNA Скачать руководство пользователя страница 36

Страница: 36 / 37

Thermocouple Input Specifications

Calibration

NIST Monograph 125 (IPTS-68)

Overall error at 25°C

±0.01% of full span ± conformity error

Span tempco

±0.003% of reading/°C

Reference junct. accuracy

0.5°C, 10°C to 40°C

Input resistance

1 Gohm

Input current

100 pA

Max lead resistance

1 kohm max for rated accuracy

Overvoltage protection

125 Vac

NMR at 50/60 Hz

80 dB plus selectable digital filter

CMR, DC-60 Hz

120 dB with 500 ohm imbalance

CMV, DC-60 Hz

250 Vac from power and earth grounds

Содержание MAGNA

Страница 1: ...age to the internal threads Caution Risk of electrical shock if this instrument is not properly installed Caution Read the whole manual before you install this display LAUREL Electronics Inc 3183 G Ai...

Страница 2: ...RRANTY The foregoing warranty shall not apply to defects resulting from 1 Improper or inadequate maintenance by the buyer 2 Unauthorized modification or misuse 3 Operation outside the environmental sp...

Страница 3: ...etical Calibration Decimal Point Scale 20 Theoretical Calibration Low End Calibration 21 Sensor Drift Correction 22 Logic Input Connection Front Buttons 23 Factory Defaults 24 Signal Filtering Averagi...

Страница 4: ...V supply 2A for 110V supply 5A for 48VAC supply or 10A for 11 30VDC Don t touch any circuitry after you have connected the display because there may be lethal voltages on the circuit board Do not appl...

Страница 5: ...hutdown periods you may have to to wait several weeks for an equivalent replacement or we may have no stock at the time you urgently need it You mayalso need to payextra carriage charges if you want a...

Страница 6: ...very 10 meters of viewing distance required use 1 of digit height Options include 100 240 Vac or 11 30 Vdc power normal of daylight viewing display brightness wall mount suspension mount or panel moun...

Страница 7: ...mm 1 8 to 1 4 When the outer nut is tightened by hand seals inside the gland are compressed against the cable thereby making a hermetic seal For power insert a 6 5 mm 1 4 diameter round power cable t...

Страница 8: ...3 wire hookup the meter senses the com bined voltage drop across the RTD plus two excitation leads It also senses the voltage drop across one excitation lead and then subtracts twice this voltage fro...

Страница 9: ...07 5mm 220mm OK dg W mm Cable Glands Number of glands depends on installed options H mm 25mm You can order these displays with the cable glands in the bottom surface as shown the rear or top Rear glan...

Страница 10: ...6 4 digit numeric 520 246 580 550 8 4 digit numeric 690 290 750 720 You can order these displays with the cable glands in the bottom surface as shown the rear or top Rear glands allow you to mount the...

Страница 11: ...it numeric 219 5 154 5 376 249 5 4 4 digit numeric 374 195 5 434 404 6 4 digit numeric 520 246 580 550 8 4 digit numeric 690 290 750 720 M8 x 15 bolt Spring washer Flat washer Wall Bracket M8 x 20 bol...

Страница 12: ...nection and overload protection devices Circuit breaker Power E Inside the enclosure Outside the enclosure Warning Disconnect all power before removing the rear of the display There is a range of poss...

Страница 13: ...ustment of the display s settings when the display is inaccessible You can also enable or disable the display s front panel buttons either by a remote contact closure or by an on board push on jumper...

Страница 14: ...14 Temperature Display Connection Diagram...

Страница 15: ...feeds inverters discharge lighting cables welding cables etc They should preferrably be routed in a dedicated low voltage signalling instrumentation conduit or cable tray 4 When using multi core scre...

Страница 16: ...brightness at any time provided the display is locked Set1 Set2 Output Alarms Digit OK Max Min Reset Press for 3 seconds For 4 digits display shows Each press of the UP button selects a new brightness...

Страница 17: ...nal level How to choose a calibration method Set1 Set2 Output Alarms Digit OK Max Min Reset Lockout Switch must be OFF Press 3 seconds Set1 Set2 Output Alarms Digit OK Max Min Reset Press to select di...

Страница 18: ...followed by Press 3 seconds Set1 Set2 Output Alarms Digit OK Max Min Reset Apply the highest calibration signal you can achieve ideally 100 of system capacity You can use less but you will get better...

Страница 19: ...ettings OK Max Min Reset Lockout Switch must be OFF Set1 Set2 Output Alarms Digit OK Max Min Reset Apply the lowest calibration signal you can achieve ideally 0 of system capacity Then press OK 1 For...

Страница 20: ...and press OK when done Then use DIGIT to select each digit in turn and the UP or DOWN arrow to increase or decrease each digit s value as required eg set 100 0 if your display range is 0 to 100 0 Set1...

Страница 21: ...not done so before please select Theoretical Calibration mode from the Meter Calibration page Done You can set Zero first if you prefer but you will not be able to change the decimal point position i...

Страница 22: ...ity of your system and is only applied for readings less than 8 least significant counts The corrected value is stored in non volatile memory so that any drift trend will be re ap plied after you have...

Страница 23: ...ak Valley and Reset buttons also Or simply link NPN could be opto isolators if you need the logic control lines to be galvanically isolated from the input signal Tares display to 0 Often used in weigh...

Страница 24: ...ou want to check whether a display has been altered since it was last calibrated The calibration audit number ranges from to 4 digits allowing up to 255 alterations to be recorded Whenever you want to...

Страница 25: ...includes an active filter for removing the effects of vibration It is shipped with the filter enabled for maximum stability You can move a push on jumper switch to change the filter response to maxim...

Страница 26: ...er is less than 10 per con version Guidance For noisy systems increase the Filter Jump value up to a maximum of 99 Choose a value which gives a good compromise between filtering and response speed For...

Страница 27: ...no rounding 2 5 10 20 or 50 Set1 Set2 Output Alarms Digit OK Max Min Reset Lockout Switch must be OFF Press 3 seconds Set1 Set2 Output Alarms Digit OK Max Min Reset For 4 digits press repeatedly until...

Страница 28: ...gallons Changing weight units of measure from kg to pounds You could also use the SCALE to convert your readout from kg to pounds without affecting the calibration Simply set SCALE 2 205 and your mete...

Страница 29: ...See the separate SCALE page for this feature Set1 Set2 Output Alarms Digit OK Max Min Reset Lockout Switch must be OFF Press 3 seconds Set1 Set2 Output Alarms Digit OK Max Min Reset Press repeatedly...

Страница 30: ...rms Digit OK Max Min Reset Lockout Switch must be OFF Press together briefly Set1 Set2 Output Alarms Digit OK Max Min Reset Press repeatedly until you see XX 4 digits where XX is the delay in seconds...

Страница 31: ...playing the number 876543 displaying the number 876543 Set1 Set2 Output Alarms Digit OK Max Min Reset Lockout Switch must be OFF Press together briefly Set1 Set2 Output Alarms Digit OK Max Min Reset P...

Страница 32: ...power is applied 4 digits All segments illuminate permanently until a button is pressed 1 2 3 4 5 Set1 Set2 Output Alarms Digit OK Max Min Reset Lockout Switch must be OFF Press together briefly OFF C...

Страница 33: ...than this the resistor has probably been overloaded and burned by having a voltage connected across it Please check your field wiring to en sure that no more than 30 mA or 1V can be applied to the cu...

Страница 34: ...ltage 33 Ohms for current inputs Accuracy 0 05 of range Span tempco 25 ppm C Zero Tempco 30 ppm C 24V Excitation voltage 24 VDC nominal rated at 60mA 10V Excitation voltage 10 VDC nominal rated at 20m...

Страница 35: ...f reading Span tempco 0 003 of reading C Zero tempco 0 03 deg deg Provision for user calibration Multiplier of RTD resistance plus offset in degrees Connection 2 3 or 4 wire Overvoltage protection 125...

Страница 36: ...mpco 0 003 of reading C Reference junct accuracy 0 5 C 10 C to 40 C Input resistance 1 Gohm Input current 100 pA Max lead resistance 1 kohm max for rated accuracy Overvoltage protection 125 Vac NMR at...

Страница 37: ...routed separately to power carrying cabling includes relay output wiring All signal cabling shall be screened The screen shall only be terminated to the power earth terminal at the meter end of the c...

Результаты поиска

Содержание MAGNA

Отзывы:

Похожие инструкции для MAGNA

Бренды по названию

Популярные бренды

LAUREL MAGNA, Инструкция по установке и эксплуатации

Результаты поиска

Содержание MAGNA

Отзывы:

Похожие инструкции для MAGNA

Бренды по названию

Популярные бренды