ACT20X-2HDI-2SDO-P
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ACT20X-2HDI-2SDO-P
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ACT20X-2HDI-2SDO-P
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ACT20X-2HDI-2SDO-P
Block diagram
ACT20X-2HDI-2SDO-P
ACT20X-2HDI-2SDO-P
ACT20X-2HDI-2SDO-P
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ACT20X-2HDI-2SDO-P
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Removable terminals with coding

ACT20X-2HDI-2SDO-P

EX signal isolating converter, Ex-input: NAMUR sensor/switch, Safe-output: Optocoupler, 2-channel

Item No. 2456100000
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General ordering data Dimensions and weights Temperatures Probability of failure Environmental Product Compliance Assembling Input EX Digital output Alarm output General specifications Insulation coordination Data for Ex applications (ATEX) Safety-related basic specifications Safety-related specifications Low demand mode Connection data Guarantee Classifications Approvals

General ordering data

Version
EX signal isolating converter, Ex-input: NAMUR sensor/switch, Safe-output: Optocoupler, 2-channel  
Order No.
2456100000  
Type
ACT20X-2HDI-2SDO-P  
GTIN (EAN)
4050118471519  
Qty.
1  items

Dimensions and weights

Depth
114.6  mm
Depth (inches)
4.512  inch
Height
127.3  mm
Height (inches)
5.012  inch
Width
22.5  mm
Width (inches)
0.886  inch
Net weight
20  g

Temperatures

Storage temperature
-20 °C...85 °C  
Operating temperature
-20 °C...60 °C  
Humidity
0...95 % (no condensation)  

Probability of failure

SIL PAPER
[SIL certificate](PDF/Cert_Weidmueller_070902_P0002_C001_V2R1.pdf)  
SIL in compliance with IEC 61508
2  
MTBF
215  a

Environmental Product Compliance

RoHS Compliance Status
Compliant with exemption  
RoHS Exemption (if applicable/known)
7a, 7cI  
REACH SVHC
Lead 7439-92-1  
SCIP
2f6dd957-421a-46db-a0c2-cf1609156924  

Assembling

Mounting position
horizontal or vertical  
Rail
TS 35  
Type of mounting
Snap mounting support rail  

Input EX

Input frequency
0...5 kHz  
Input resistance
1 kΩ  
NAMUR supply
8 V DC / 8 mA  
Output signal in case of wire break
<0.1 mA  
> 6.5 mA (in case of wire break)  
Pulse duration
> 0.1 ms  
Resistance
Parallel resistor 15kΩ  
Series resistor 750Ω  
Sensor
NAMUR sensor, according to EN60947-5-6  
switch with or without RS, RP  
Sensor supply
8 V DC / 8 mA  
Trigger level high
> 2.1 mA  
Trigger level low
<1.2 mA  
Type
intrinsically safe circuit  

Digital output

Continuous current
80 mA  
Function
Output = input  
direct or inverse (configurable)  
Max. switching frequency
≤ 5 kHz  
Nominal switching voltage
30 V DC  
Type
NPN-Transitor  

Alarm output

Alarm function
Line interruption at the input  
Short circuit at input  
No supply voltage  
Device error  
Continuous current
≤ 0.5 A AC / 0.3 A DC (safe zone)  
≤ 0,5 A AC / 1 A DC (zone 2)  
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
Status relay  
1 NC (voltage-free)  

General specifications

Configuration
With FDT/DTM software  
Requires configuration adapter 8978580000 CBX200 USB  
Humidity
0...95 % (no condensation)  
Operating altitude
≤ 2000 m  
Power consumption
≤ 1.5 W  
Protection degree
IP20  
Type of connection
PUSH IN  
Voltage supply
19.2…31.2 V DC  

Insulation coordination

EMC standards
EN 61326-1  
Insulation voltage
2.6 kV (input / output)  
Rated voltage
300 V  
Standards
EN 61010-1  

Data for Ex applications (ATEX)

Current I0
12 mA DC  
Installation location
Device installed in safe area, zone 2  
Marking
II (1) G [Ex ia Ga] IIC/IIB/IIA  
II (1) D [Ex ia Da] IIIC  
I (M1) [Ex ia Ma] I  
Power P0
32 mW  
Voltage U0
10.6 V DC  

Safety-related basic specifications

Description of the "safe state"
High impedance  
Device type
B  
Diagnostic test interval
10  s
Tproof
5  a
Total failure rate for safe detected failures (λSD)
0  FIT
Hardware fault tolerance (HFT)
0  
Safety category
SIL 2  
Safe Failure Fraction (SFF)
92  %
Mean Time To Repair (MTTR)
8  h
Total failure rate for safe undetected failures (λSU)
275  FIT
Total failure rate for dangerous detected failures (λDD)
135  FIT
Total failure rate for dangerous undetected failures (λDU)
36  FIT
Probability of outage PFH
3.62 x 10-8 h-1  
Demand mode
High  
Demand rate
1,000  s

Safety-related specifications Low demand mode

Average Probability of Failure on Demand (PFDavg)
1.58 x 10-4 (Tproof = 1 year)  
3.17 x 10-4 (Tproof = 2 years)  
7.92 x 10-4 (Tproof = 5 years)  

Connection data

Type of connection
PUSH IN  
Wire connection cross section AWG, min.
AWG 26  
Wire connection cross section AWG, max.
AWG 14  
Wire cross-section, solid, min.
0.2  mm²
Wire cross-section, solid, max.
2.5  mm²
Wire connection cross section, finely stranded, min.
0.2  mm²
Wire connection cross section, finely stranded, max.
2.5  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min.
0.2  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max.
2.5  mm²

Guarantee

Time interval
3 years  

Classifications

ETIM 6.0
EC002653  
ETIM 7.0
EC002653  
ETIM 8.0
EC002653  
ETIM 9.0
EC002653  
ETIM 10.0
EC002653  
ECLASS 9.0
27-21-01-20  
ECLASS 9.1
27-21-01-20  
ECLASS 10.0
27-21-01-20  
ECLASS 11.0
27-21-01-20  
ECLASS 12.0
27-21-01-20  
ECLASS 13.0
27-21-01-20  
ECLASS 14.0
27-21-01-20  
ECLASS 15.0
27-21-01-20  

Approvals

Approvals
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319228/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319234/-S800/-T1z1mm-S80)  
ROHS
Conform  
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html)  
Certificate no. (cULus)
E337701