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16. Annex

16. ANNEX

16.1 Technical data

Measuring inputs

2470-1S

1 ALMEMO

socket M0 for ALMEMO

sensors

4 measuring channels

2470-1SRH

Same as above, with integrated temperature / humid-
ity sensor and atmospheric pressure sensor

4 additional meas. channels (D °C, D rH, D DT, AP)

Temperature D °C Measuring range -20.00 to +80.00 °C

Accuracy ±0.3 K at +25 °C, otherwise max. ±1.2 K

Relative humidity D rH Measuring range 5.0 to 98.0 % RH

Accuracy ±1.8 % RH at +25 °C

within range 20 to 80 % RH

Hysteresis ±1.0% RH

Atmospheric pressure AP Measuring range 300 to 1100 mbar

Accuracy ±2.5 mbar (700 to 1100 mbar)

2470-2/2S

2 ALMEMO

sockets, electrically isolated,

suitable for ALMEMO

sensors

4 measuring channels / sockets

4 internal additional channels

A/D converter

Delta - sigma, 16-bit, 2.5 / 10 mops,

adjustable 1 to 100

Sensor power supply

6 V 0.4 A / 9 V 0.3 A / 12 V 0.2 A

(Mains adapter 12 V / 0.4 A)

Outputs

ALMEMO

DC socket for mains adapter

or USB data supply cable

2470-2/2S ALMEMO

sockets A1, A2 for all output modules

Standard equipment

Color segment LCD

Meas. value 5x16-segment 15mm, 2x16-segment 9mm

Function 4½ x 7-segment 9 mm, 9 symbols

Operation

7 silicone keys

Memory, internal

2470-2/2 99 measured values in RAM

2470-1S/-2S 512-KB EEPROM (up to 100 000 measured values)

Date and time-of-day

Software clock, buffered by device power supply

Power supply
Internal

2470-1S 3 AA alkaline batteries

2470-2/2S 3 AA NiMH rechargeable batteries

Current consumption

Without illumination approx. 12 mA

(without input / output modules) With illumination

approx. 29 mA

Sleep mode LED approx. 50 µA

As above but with display approx. 80 µA

External

ALMEMO

DC socket

Clamp connector

ZA 1000-FSV

3 VDC

Mains adapter

ZA 1312-NA7 230 VAC to 12 VDC, 1 A

DC / DC cable, electr. isolated ZA 2690-UK 10 - 30 VDC to 12 VDC, 0.25 A

USB data supply cable

ZA 1919-DKU5 5 VDC, 400 mA

Housing

127 x 83 x 42 mm (LxWxH)
ABS

(acrylonitrile butadiene styrene)

Weight approx. 260g

42 ALMEMO 2470

(see Manual. 2.3)

Содержание ALMEMO 2470-1S

Страница 1: ...____________________________ Operating instruction English Universal measuring instruments with color display ALMEMO 2470 1S 1SRH 2 2S V2 0 30 08 2012 www ahlborn com...

Страница 2: ...2690 UK 10 30V 5V and USB ZA 1919 DKU5 4 Sleep LED 5 LCD a Function b Meas point 2nd meas value function c Units for 2nd measured value d Units for 1st measured value e 1st measured value f Operating...

Страница 3: ...y operation 15 7 3 Mains operation 15 7 4 External DC voltage supply 16 7 5 Sensor supply 16 7 6 Switching ON OFF reinitialization 16 7 7 Data buffering 17 8 CONNECTING SENSORS TRANSDUCERS 17 8 1 Sens...

Страница 4: ...Cycle 34 11 2 5 Date and time of day 35 11 2 6 Measured value recording 35 11 2 7 Reading out the memory 35 12 OUTPUTS 36 12 1 Interfaces 36 12 2 Relay trigger analog modules 36 13 DEVICE CONFIGURATI...

Страница 5: ...nd every device before leaving our factory undergoes numerous qual ity tests We provide a guarantee lasting two years from delivery date that your device will function trouble free Before returning yo...

Страница 6: ...ted waste disposal This applies both to the product itself and to any accessories marked with the same symbol Disposal of any such item as unsor ted domestic waste is strictly forbidden Please dispose...

Страница 7: ...r conditions for which it is not suited Use of the device with an unsuitable power supply and or in conjunction with unsuitable peripheral equipment Use of the device for any purpose other than that f...

Страница 8: ...itable Be sure to observe the maximum load capacity of the sensor power supply Sensors with their own integrated power supply are not electrically isol ated from one another see 8 3 4 2 Handling batte...

Страница 9: ...ctions and their operation via the interface Manual Chapter 6 Complete list of interface commands with all the printouts Man Chap 7 The operating instructions you are now reading cover only those feat...

Страница 10: ...rs without needing to reset Function channels Maximum minimum average and differential values from particular measur ing points can be programmed as function channels also internal channels and can be...

Страница 11: ...to the next using the keypad The selected measuring point is by de fault assigned preferred status and is scanned at half the measuring rate all other active channels are also scanned but in the backg...

Страница 12: ...must be performed continuously with meas ured value output according to a time based process control This may be per cycle or if rapid results are required at the measuring rate itself The measur ing...

Страница 13: ...dressed via the inter face Output In the case of the 2470 1S communication with a PC is only possible via the special USB interface cable ZA1919 DKU5 with integrated power supply In the case of the 24...

Страница 14: ...nimum values press key MAX or MIN 6 To delete maximum minimum value s press and hold down key MAX or MIN see 10 3 Programming or data output via interface Connect computer via interface cable to socke...

Страница 15: ...nd 4 hours any further delay may result in critically low discharge and this may damage the batteries see 7 3 The rechargeable NiMH batteries can in fact be recharged at any time and in any charge sta...

Страница 16: ...ere is a config urable sensor supply voltage available self healing fuse 500 mA The sensor voltage supplied by the device is set automatically depending on the minimum supply voltage requirements of t...

Страница 17: ...the plug is inserted into the socket thus preventing unintended discon nection if the cable is accidentally pulled To withdraw the plug both these levers must first be pressed in at the sides For the...

Страница 18: ...d without losing their function channel assignment However if the whole application operates with just one sensor then programming the func tion channels on the sensor itself makes more sense On the m...

Страница 19: ...utput cables are not electrically isolated the recording device or the sensors must be zero po tential 9 DISPLAY AND KEYPAD 9 1 Display he display on the ALMEMO 2470 series is an illuminatable 5 color...

Страница 20: ...e Display after segment test Below 3 3 V Battery symbol empty flashing Mains adapter connected Measured value M lights up Function F lights up Relative measuring with respect to a reference value REL...

Страница 21: ...guration altered Sensor breakage Abbreviation flashes Measuring range undershot Cold junction CJ or CJ breakage flashes Value range overshot 65000 flashes Limit value maximum overshot Measured value t...

Страница 22: ...T To cancel function ESC 9 3 Entering data When a programmable parameter is selected see 11 13 and unlocked see 13 2 the value can be either deleted or programmed To program press PROG You should now...

Страница 23: ...tery is al most empty the last of these sections will briefly appear in red then the battery symbol outline will flash 3 3 V Now at the very latest the rechargeable batteries must be recharged see 7 1...

Страница 24: ...Millivolt ZA 9000 FS0 10 000 to 55 000 mV mV Millivolt 1 ZA 9000 FS1 26 000 to 26 000 mV mV 1 Millivolt 2 ZA 9000 FS2 260 00 to 260 00 mV mV 2 Volts ZA 9000 FS3 2 0000 to 2 6000 V Volt Difference mil...

Страница 25: ...point temp psychrom with PC FN A846 25 0 to 100 0 C P DT Partial vapor press psychrom w PC FN A846 0 0 to 1050 0 mb P VP Enthalpy psychrometric with PC FN A846 0 0 to 400 0 kJ P En Conductivity probe...

Страница 26: ...des the associated sym bol To display maximum value press MAX To display minimum value press MIN If the maximum value recorded lies above the associated limit value both val ues will be displayed in r...

Страница 27: ...display press MEM Interface commands response Save a measured value S 4 Output of the memory data P 04 Memory P01 00 022 12 C P02 00 022 12 C P03 10 0039 9 H P04 10 0039 9 H P05 20 0007 6 C 10 5 Relat...

Страница 28: ...0 0 147 0 uS cm FY A641 LF3 0 0 111 8 mS cm O2 saturation FY A640 O2 0 101 1 Zero point adjustment To perform zero point adjustment the measured value must first be physic ally set to zero i e Immerse...

Страница 29: ...ea level 1013 mbar may lead to measuring errors e g error per 100 mbar Compensation range Rel humidity psychrometric approx 2 500 to 1500 mbar Mixture ratio capacitive approx 10 Vapor pressure VP up t...

Страница 30: ...programming and data logger func tions To avoid confusion between a programming value and a measured value all functions are shown in pink with code F in the status bar For all pro gramming steps the...

Страница 31: ...Manual Section 6 3 11 Displayed value measured value BASE x FACTOR Entering base value BA and factor FA see 9 3 Once the scaling values have been programmed and the actual measured value thus modified...

Страница 32: ...MO 2470 1S and 2470 2S are data loggers with an internal EEP ROM On the 2470 2S it is also possible to add a memory connector with a memory card To control measured value recording 4 additional functi...

Страница 33: ...ed automatically So long as the connector configuration is not altered any number of measuring operations can be saved either manually or cyclically all in the same file If however the sensor con figu...

Страница 34: ...g instrument is completely switched off after each measuring point scan sensors with their own power supply and switched on again automatically after the cycle expires ready for the next measuring poi...

Страница 35: ...cked for the purpose of entering information 11 2 6 Measured value recording Once the cycle sleep mode if applicable and date and time of day have been programmed the measuring operation can be starte...

Страница 36: ...pose the appropriate accessories are needed see 16 2 12 1 Interfaces USB data supply cable ZA1919 DKU5 is used as link to the computer this is especially useful it serves both as interface and as powe...

Страница 37: ...lt 9600 baud but that each should have its own dedicated address this ensures that only one device responds per command Before starting network operation en sure therefore that all the measuring instr...

Страница 38: ...lp save the batteries This automatic device switch OFF will not take effect if the setting is or if a mains adapter is connected 13 4 Display illumination automatic switch OFF A characteristic of all...

Страница 39: ...ry rarely a device defect usually the cause is incorrect operation by the user an invalid setting or unsuitable cabling In such event please try to pin point and clear the problem with the aid of the...

Страница 40: ...e network does not function Remedy Check to ensure that all devices are set to different addresses Ad dress all devices individually via the terminal using command Gxy Addressed device is OK if at lea...

Страница 41: ...ith us in advance this de claration becomes void When using the sensor with an extension care must be taken to ensure that wiring is not laid alongside or close to high voltage power cables and that i...

Страница 42: ...s ALMEMO DC socket for mains adapter or USB data supply cable 2470 2 2S ALMEMO sockets A1 A2 for all output modules Standard equipment Color segment LCD Meas value 5x16 segment 15mm 2x16 segment 9mm F...

Страница 43: ...charge circuitry MA 2470 2 Universal measuring instrument ALMEMO 2470 2S as for ALMEMO 2470 2 but with 512 KB measured value memory instead of 99 measured value memory MA 2470 2S Options With IP54 pro...

Страница 44: ...15 check the memory connector 11 2 2 33 Checksum error 9 1 21 color segmented LCD 9 1 19 completely delete the memory 11 2 3 34 Conductivity 10 6 28 confirm this input 9 3 22 Connecting sensors 8 17 C...

Страница 45: ...voltage supply 7 4 16 External memory connector 11 2 2 33 external source 7 3 15 factor 11 1 1 31 factory default status 7 6 16 faults 9 1 20 FREE 10 6 28 Function channels 10 2 2 25 Function field 9...

Страница 46: ...10 3 26 Mixture ratio 10 7 29 networking 13 1 37 noOFF 9 1 21 notes on use 4 1 8 O2 saturation 10 7 28f Operating controls 1 2 Operating keys 1 2 operating states 9 1 20 Operating states 1 2 Operatin...

Страница 47: ...configuration 11 2 2 32f Sensor functions 11 1 31 Sensor power supply 16 1 42 Sensor programming 5 1 1 10 Sensor supply 7 5 16 Sensors 8 1 17 Sleep mode 11 2 4 34 Smoothing 11 1 2 31 Software 5 1 3 1...

Страница 48: ...ur contact partner Ahlborn Mess und Regelungstechnik GmbH Eichenfeldstra e 1 3 D 83607 Holzkirchen Germany Tel 49 0 8024 3007 0 Fax 49 0 8024 300710 Internet http www ahlborn com e mail amr ahlborn co...

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