750-538 - 2-channel relay output; Potential-free; 2 changeover contacts; Intrinsically safe

Note

The digital 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 digital outputs

2

Number of Channels

2

Signal type

Voltage

Signal type (voltage)

100 VAC; 30 VDC

Actuator connection

2 x (2-wire)

Output circuit design

2 changeover contacts

Relay

Output characteristic

potential-free

Switching frequency (max.)

0.3 Hz

Load type

Resistive, inductive, lamp load

Switching voltage (max.)

100 VAC, 30 VDC

Switching current (max.)

0.5

Switching current (note)

0.5 A at 100 VAC; 1 A at 30 VDC

Switching voltage (min.)

0.1

Switching current (min.)

0.01

Power consumption P_max.

0.8 W

Switching power

50 VA / 30 W

Pull-in time (max.)

4

Drop-out time (max.)

4

Electrical switching operations (min.) (at max. resistive load)

100 x 10³ switching operations

Mechanical switching operations (min.) (at max. resistive load)

100 x 10⁶ switching operations

Output data width (internal) max.

2

Intrinsic safety Ex i

yes

Supply voltage (system)

5 VDC; via data contacts

Current consumption (5 V system supply)

26

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)

24

Power loss P_l

0.8 W

Isolation

300 VAC system/field

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)

Relay output: U_i = 30 VDC; I_i = 1 A; P_i = 30 W; U_i = 100 VAC; I_i = 0.5 A; P_i = 50 VA; L_i = negligibly small; C_i = negligibly small

Connection technology: inputs / outputs

8 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

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

blue

Contact material

Ag alloy (with gold flash)

Housing material

Polycarbonate; polyamide 6.6

Fire load

0.874

Weight

49.1

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