750-487/003-000 - 2-channel analog input; Thermocouple; Intrinsically safe

Note

The analog output module must only be operated via 24 VDC Ex i!

General information (e.g., installation regulations) on explosion protection is available in the WAGO I/O System 750 manuals!

Number of analog inputs

2

Number of Channels

2

Signal type

Thermocouple

Low voltages

Signal type (configurable)

yes

Sensor connection

2 x (2-wire)

Power consumption P_max.

0.3 W (max.)

Data width

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

Internal resistance

1000

Resolution (over entire range)

0.1 °C or 0.01 mV for voltage measurement

Conversion time (typ. ≤)

320

Conversion time

≤ 320 ms (both channels)

Measurement error (25 °C)

< ±6 K (voltage input < ±2 K; cold junction compensation < ±4 K)

Temperature coefficient

< ± 0.2 K / K of the largest output area (type K)

Intrinsic safety Ex i

yes

Sensor types

Thermocouple K; Configurable: J, B, E, L, N, R, S, T, U, C; Voltage sensor: ±30 mV, ±60 mV, ±120 mV

Temperature range

Type-dependent from −100 to +1,800 °C

Measurement range

Thermocouples: Type B: +600 … +1.800 °C; Type E: –100 … +1.000 °C; Type J: –100 … +1.200 °C; Type K: –100 … +1.370 °C* *(default setting); Type L: -100 … +900 °C; Type N: –100 … +1.300 °C; Type R: 0 … +1.700 °C; Type S: –50 … +1.700 °C; Type T: –100 … +400 °C; Type U: -25 … +600 °C; Voltage sensors: MB1: ±30 mV; MB2: ±60 mV; MB3: ±120 mV

Cold junction compensation

internal; at each pair of terminal blocks

Configuration options

WAGO-I/O-CHECK

CODESYS Library

e!COCKPIT

Supply voltage (system)

5 VDC; via data contacts

Current consumption (5 V system supply)

13.5

Supply voltage (field)

24 VDC; (Ex i power supply: U_O = max. 27.3 V); via power jumper contacts (power supply via blade contact; transmission via spring contact)

Current consumption, field supply (module with no external load)

8.5

Power loss P_l

0.3 W (max.)

Isolation

300 VAC system/field

Number of incoming power jumper contacts

2

Number of outgoing power jumper contacts

2

Marking

ATEX/IECEx: II 3 (1) G Ex ec [ia Ga] IIC T4 Gc; II (1) D [Ex ia Da] IIIC; I (M1) [Ex ia Ma] I

Ex standard

EN IEC 60079-0, -7, -11

Safety-relevant data (circuit)

U_o = 14.4 V; I_o = 29.1 mA; P_o = 52.4 mW; Linear characteristic curve

Reactances Ex ia IIC

L_o = 52 mH; C_o = 650 nF

Reactances Ex ia IIB

L_o = 100 mH; C_o = 4.0 µF

Reactances Ex ia IIA

L_o = 300 mH; C_o = 15.8 μF

Reactances Ex ia I

L_o = 400 mH; C_o = 17.9 µF

Reactances (note)

Reactances without accounting for the concurrence of capacitance (C_o) and inductance (L_o)

Connection technology: inputs / outputs

16 x CAGE CLAMP^®

Connection type 1

Inputs/Outputs

Solid conductor

0.08 … 2.5 mm² / 28 … 14 AWG

Fine-stranded conductor

0.08 … 2.5 mm² / 28 … 14 AWG

Strip length

8 … 9 mm / 0.31 … 0.35 inches

Width

24 mm / 0.945 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

blue

Housing material

Polycarbonate; polyamide 6.6

Fire load

1.675

Weight

90.5

Conformity marking

CE

Ambient temperature (operation)

0 … +55 °C

Surrounding air temperature (storage)

-25 … +85 °C

Protection type

IP20

Pollution degree (5)

2 per IEC 61131-2

Operating altitude

0 … 2000 m / 0 … 6562 ft

Mounting position

horizontal (standing/lying); vertical

Relative humidity (without condensation)

95

Vibration resistance

4g per IEC 60068-2-6

Shock resistance

15g per IEC 60068-2-27

EMC immunity to interference

per EN 61000-6-2, marine applications

EMC emission of interference

per EN 61000-6-3, marine applications

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