750-439/040-000 - 8-channel digital input; NAMUR; Intrinsically safe; Extreme

Note

The digital input module must only be operated via 24 VDC Ex i XTR power supply (750-606/040-000)!

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

Number of digital inputs

8

Number of Channels

8

Signal type

NAMUR

Supply voltage (sensor)

8.2 VDC; short-circuit-protected, each channel supplied separately

Sensor connection

4 x (2-wire)

Input characteristic

high-side switching

Input filter (digital)

3

Open-circuit voltage

8.2

Short-circuit current

≤ 8.2 mA (± 0.2 mA)

Signal current (0) NAMUR

1.2

Signal current (1) NAMUR

2.1

Switching hysteresis

0.2

Diagnostics

Short circuit, wire break

Contact resistance (max.)

1000

Input pulse length

5

Input pulse separation

3

Power consumption P_max.

1.2 W

Input data width (internal) max.

16

Output data width (internal) max.

16

Intrinsic safety Ex i

yes

Supply voltage (system)

5 VDC; via data contacts

Current consumption (5 V system supply)

56

Supply voltage (field)

24 VDC; (Ex i XTR power supply: U_O = max. 26.8 V); via power jumper contacts (power supply via blade contact; transmission via spring contact)

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

11

Power loss P_l

0.54 W

Isolation

300 VAC system/field

Dielectric strength

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

Rated surge voltage

1 kV; Rated surge voltage between intrinsically safe and non-intrinsically safe circuits: 1.5 kV (EN 60079-11)

Number of incoming power jumper contacts

2

Number of outgoing power jumper contacts

2

Current carrying capacity (power jumper contacts)

1

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 = 11.76 V; I_o = 12.48 mA; P_o = 36.67 mW; Linear characteristic curve

Reactances Ex ia IIC

L_o = 100 mH; C_o = 1.5 µF

Reactances Ex ia IIB

L_o = 100 mH; C_o = 9.9 µF

Reactances Ex ia IIA

L_o = 100 mH; C_o = 39 µF

Reactances Ex ia I

L_o = 100 mH; C_o = 38 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

0.25 … 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

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

1.247

Weight

93.8

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

Shock resistance

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

EMC immunity to interference

per EN 61000-6-1, -2, EN 61131-2, marine applications, 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

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