Weidmuller 8965370000 Dual-Channel Signal Isolation Converter, Relay Output, Ex-Input NAMUR Sensor, 4.472 Inch Depth

MPN: 8965370000
PPN: WDM-8965370000

$381.18

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Description

EX signal isolating converter, Ex-input: NAMUR sensor/switch, Safe-output: relay, NO contact, 2-channel

Documentation & Downloads

Specifications

Probability Of Failure

MTBF	207 Years
SIL in compliance with IEC 61508	2

SIL PAPER	SIL certificate

Digital Output

Switching capacity	500 VA / 60 W (safe area), 16 VA / 60 W (zone 2)
Nominal switching voltage	≤ 250 V AC / 30 V DC (safe area)≤ 32 V AC / 32 V DC (zone 2)
Function	Output = input, direct or inverse (configurable)

Type	Relay, 1 NO, Switching frequency 20 Hz
Continuous current	≤ 2 A AC/DC (safe area, Zone 2 area)

Approvals

ROHS	Conform

UL File Number Search	E337701

Dimensions And Weights

Width	22.5 mm
Height	119.2 mm
Depth	113.6 mm
Net weight	190 g

Width (inches)	0.886 inch
Height (inches)	4.693 inch
Depth (inches)	4.472 inch

Safety-Related Specifications Low Demand Mode

Average Probability of Failure on Demand (PFD	2.04 x 10-4 (Tproof = 1 year), 4.08 x 10-4 (Tproof = 2 years), 1.02 x 10-4 (Tproof = 5 years)

Safe Failure Fraction (SFF)	90 %

Connection Data

Type of connection	Screw connection
Tightening torque, max.	0.6 Nm
Clamping range, min.	0.25 mm²
Wire connection cross section AWG, min.	AWG 26

Tightening torque, min.	0.4 Nm
Clamping range, rated connection	2.5 mm²
Clamping range, max.	2.5 mm²
Wire connection cross section AWG, max.	AWG 12

Rated Data Ul

UL certificate	E337701.pdf

Safety-Related Basic Specifications

Demand mode	High
Demand response time	< 10 ms (relay output)
Device type	B
Hardware fault tolerance (HFT)	0
Relay lifetime	100000 times
T	4 Years
Total failure rate for dangerous undetected failures (λ	46 FIT
Total failure rate for safe undetected failures (λ	289 FIT
Probability of outage PFH	4.66 x 10-8 h-1

Demand rate	1,000 s
Description of the "safe state"	de-energized (relay output)
Diagnostic test interval	10 s
Mean Time To Repair (MTTR)	8 h
Safe Failure Fraction (SFF)	90 %
Total failure rate for dangerous detected failures (λ	130 FIT
Total failure rate for safe detected failures (λ	0 FIT
Safety category	SIL 2

Tender Specification Sheets

Long specification

Ex isolating switch amplifiers for Namur sensors, 2 channels2-channel isolating switch amplifiers in 22.5 mm width with an external power supply,to transmit and isolate Namur sensor signals from Ex zones 0,1, 2 into the safe zone. On the output side there is a potential-free relay contact per channel with closing functionand a common alarm contact ("a" contact) for status/error messages.The component can be configured using standard FDT/DTM software.Add-on housing for TS35 DIN rail installationDimensions: L/W/H 119.2/ 22.5/ 113.6screw connection/ nominal cross-section 2.5 mm2Protection degree: IP20 Input /channel NAMUR sensor according to EN 60947 8 VDC / 8 mA sensor power supply 0...5 kHz input frequency wire-break detectionOutput Ex/ channel Relay 1 NO contact 250 VAC / 30 VDC @ 2A safe zone 32 VAC @ 0.5 A/ 32 VDC @ 1 A zone 2Alarm output relay 1 NO contact 250 VAC / 30 VDC @ 2A safe zone 32 VAC @ 0.5 A/ 32 VDC @ 1 A zone 2Auxiliary power 19...31.2 VDCPower loss approx. 3 WAmbienttemperature range -20 °C to +60 °CSecure isolation EN 61010, 4-way isolation up to 2.6 kV AC/DC of all circuits against each otherWorking voltage 300 V AC/DC at overvoltage category II and pollution degree 2Approvals cULus, ATEX IECEX, FM ATEX marking II 3 G ExnA nC IIC T4 ATEX characteristic data U0 = 10, 6 V DC I0 = 12 mA DC P0 = 32 WType ACT20X-HDI-2SDO-2RNO-S

Short specification

Alarm Output

Alarm function	Line interruption at the input, Short circuit at input, No supply voltage, Device error
Nominal switching voltage	≤ 125 V AC / 110 V DC (safe area)≤ 32 V AC / 32 V DC (zone 2)
Power rating	≤ 62.5 VA / 32 W (safe area)≤ 16 VA / 32 W (Zone 2)

Type	Relay, 1 NC (voltage-free)
Continuous current	≤ 0.5 A AC / 0.3 A DC (safe zone), ≤ 0,5 A AC / 1 A DC (zone 2)

Classifications

ETIM 6.0	EC002653
eClass 9.0	27-21-01-20
eClass 10.0	27-21-01-20

ETIM 7.0	EC002653
eClass 9.1	27-21-01-20
UNSPSC	30-21-18-01

Product Information

Product information	Weidmüller provides an extended guarantee period of 36 months for this device.

Environmental Product Compliance

REACH SVHC	Lead 7439-92-1

Data For Ex Applications (Atex)

Voltage U	10.6 V DC
Power P	32 mW
Installation location	Device installed in safe area, zone 2

Current I	12 mA DC
Marking	II (1) G [Ex ia Ga] IIC/IIB/IIA, II (1) D [Ex ia Da] IIIC, I (M1) [Ex ia Ma] I

Insulation Coordination

EMC standards	DIN EN 61326, NE 21
Rated voltage	300 V

Insulation voltage	2.6 kV (input / output)

Input Ex

Input frequency	< 20 Hz
Output signal in case of wire break	< 0.1 mA, > 6.5 mA (in case of wire break)
Resistance	RP = 750 Ω / RS = 15kΩ
Sensor supply	8 V DC / 8 mA
Trigger level low	< 1.2 mA

Input resistance	1 kΩ
Pulse duration	> 0.1 ms
Sensor	NAMUR sensor, according to EN60947, switch with or without RS, RP
Trigger level high	> 2.1 mA
Type	intrinsically safe circuit