Beckhoff ELX3312, Operating Manual

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Product overview
ELX3312 and ELX3314 14 Version: 1.3.0
2.3 Technical data
Technical data ELX3312-0000 ELX3314-0000
Technology temperature measurement
Sensor types thermocouples type B, C, E, J, K, L, N, R, S, T, U
(default: Type K)
Number of inputs 2 (differential) 4 (differential)
Connection method 2-wire 2-wire
Measuring range (depending on sensor
type): type B: +200 ... +1820°C
type C: 0 ... +2320°C
type E: -270 ... +1000°C
type J: -210 ... +1200°C
type K: -270 ... +1370°C (default)
type L: -50 ... +900°C
type N: -270 … +1300°C
type R: -50 ... +1750°C
type S: -50 ... +1750°C
type T: -270 … +400°C
type U: -50 … +600°C
voltage measurement: ±30…±75 mV
Resolution 0.1°C per digit
Measuring error < ±0.3 % (relative to full scale value)
Internal resistance ≥ 10 kΩ typ. (differential)
Input filter limit frequency typical 1 kHz, depending on sensor length, conversion time,
sensor type
Conversion time adjustable: 50…5000 ms
(default: 270 ms) adjustable: 50…5000 ms
(default: 310 ms)
Supply voltage electronics via E-Bus (5 V
DC
) and Power Contacts (24 V
DC
Ex, feeding by
ELX9560)
Current consumption from the E-Bus typically 70 mA
Current consumption from Power Contacts typically 10 mA + load (ELX9560 power supply)
Special features limit value monitoring, digital filter and characteristic curve
linearization integrated
Bit width in the process image 2 x 32 bit input 4 x 32 bit input
Electrical isolation 1500 V (E-Bus / field voltage)
Weight app. 60 g
Permissible ambient temperature range
during operation -25°C ... + 60°C
Permissible ambient temperature range
during storage -40°C ... + 85°C
Permissible relative humidity 95%, no condensation
Permissible air pressure
(operation, storage, transport) 800 hPa to 1100 hPa
(this corresponds to a height of approx. -690 m to 2000 m over
sea level assuming an international standard atmosphere)
Dimensions (W x H x D) app. 15 mm x 100 mm x 70 mm (width aligned: 12 mm)
Mounting [
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23]
on 35 mm mounting rail conforms to EN 60715
Vibration / shock resistance conforms to EN 60068-2-6 / EN 60068-2-27
EMC immunity / emission conforms to EN 61000-6-2 / EN 61000-6-4
Protect. class IP20
Permissible installation position
See chapter Installation position and minimum distances
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Approvals / markings CE, UL, ATEX, IECEx, cFMus