750-464/040-000 - 2/4-channel analog input; Resistance measurement; Adjustable; Extreme

Number of analog inputs

4

Number of Channels

4

Signal type

Resistance measurement

Potentiometer positions

Signal type (configurable)

Yes

Sensor connection

4 x (2-wire); 2 x (3-wire)

Data width

4 (2) x 16-bit data; 4 (2) x 8-bit control/status (optional)

Resolution (over entire range)

0.1 °C

Conversion time (typ. ≤)

320

Measurement error (25 °C)

≤ 1 K over entire temperature range, ≤ 0.5 K over limited temperature range (−30 °C … +120 °C)

Temperature coefficient

≤ 20 ppm/K; typ. ≤ 15 ppm/K

Accuracy (+25 °C)

≤ ± 0.2 % of full scale value; typ.: ≤ ± 0.1 % of full scale value

Measuring current (typ.)

≤ 350 µA per measurement circuit

Measurement repetition rate (standard)

1.1

Measurement repetition rate (2-channel/2-conductor)

0.63

Response time (max.)

4

Sensor types

Pt100; Configurable: Pt200, Pt500, Pt1000 (IEC 751), Ni100, Ni1000 (DIN 43760), Ni120 (Minco), Ni1000 (TK 5000), Potentiometer (2-channel operation only): 10R … 1k2, 10R … 5k0

Temperature range

−200 … +850 °C (Pt), −60 … +300 °C (Ni 100, Ni 1000), −60 … +250 °C (Ni 1000 TK5000), −80 … +260 °C (Ni 120)

Supply voltage (system)

5 VDC; via data contacts

Current consumption (5 V system supply)

50

Supply voltage (field)

24 VDC (-25 … +30 %); via power jumper contacts (power supply via blade contact; transmission via spring contact); Derating must be observed!

Dielectric strength

510 VAC/775 VDC; per EN 60870-2-1

Rated surge voltage

1 kV

Number of incoming power jumper contacts

2

Number of outgoing power jumper contacts

2

Current carrying capacity (power jumper contacts)

10

Derating

Derating (supply voltage): Ambient temperatures under laboratory conditions: (−25 … +30 %); for −40 … +55 °C: 24 V (−25 … +20 %); for +55 … +70 °C: 24 V (−25 … +10 %); Lower limit in all temperature ranges: −27.5 % (including 15 % residual ripple)

Connection technology: inputs / outputs

8 x CAGE CLAMP^®

Connection type 1

Inputs/outputs

Solid conductor

0.25 … 2.5 mm² / 24 … 14 AWG

Fine-stranded conductor

0.25 … 2.5 mm² / 24 … 14 AWG

Strip length

8 … 9 mm / 0.31 … 0.35 inches

Width

12 mm / 0.472 inches

Height

100 mm / 3.937 inches

Depth

67.8 mm / 2.669 inches

Depth from upper-edge of DIN-rail

60.6 mm / 2.386 inches

Mounting type

DIN-35 rail

Color

dark gray

Housing material

Polycarbonate; polyamide 6.6

Fire load

0.147

Weight

49.2

Conformity marking

CE

Ambient temperature (operation)

-40 … +70 °C

Surrounding air temperature (storage)

-40 … +85 °C

Protection type

IP20

Pollution degree (5)

2 per IEC 61131-2

Operating altitude

Without temperature derating: 0 … 2000 m; with temperature derating: 2000 … 5000 m (0.5 K/100 m); 5000 m (max.)

Mounting position

Horizontal (standing/lying); vertical

Relative humidity (without condensation)

95

Relative humidity (with condensation)

Short-term condensation per Class 3K7/IEC EN 60721-3-3 and E-DIN 40046-721-3 (except for wind-driven precipitation, water and ice formation)

Vibration resistance

Per IEC 60068-2-6 (acceleration: 5g), EN 60870-2-2, IEC 60721-3-1, -3, EN 50155; EN 61373

Shock resistance

Per IEC 60068-2-27 (15g/11 ms/half-sine/1,000 shocks; 25g/6 ms/1,000 shocks), EN 50155, EN 61373

EMC immunity to interference

Per EN 61000-6-1, -2; EN 61131-2; marine applications; EN 50121-3-2; EN 50121-4, -5; EN 60255-26;
EN 60870-2-1; EN 61850-3; IEC 61000-6-5; IEEE 1613; VDEW: 1994

EMC emission of interference

Per EN 61000-6-3, -4, EN 61131-2, EN 60255-26, marine applications, EN 60870-2-1, EN 61850-3, EN 50121-3-2, EN 50121-4, -5

Exposure to pollutants

Per IEC 60068-2-42 and IEC 60068-2-43

Permissible pollutant concentration H₂S at a relative humidity < 75%

10

Permissible pollutant concentration SO ₂ at a relative humidity < 75%

25