ACT20X-2HTI-2SAO-P
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ACT20X-2HTI-2SAO-P
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ACT20X-2HTI-2SAO-P
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ACT20X-2HTI-2SAO-P
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ACT20X-2HTI-2SAO-P
ACT20X-2HTI-2SAO-P
ACT20X-2HTI-2SAO-P
ACT20X-2HTI-2SAO-P
ACT20X-2HTI-2SAO-P
Derating curve
Removable terminals with coding

ACT20X-2HTI-2SAO-P

EX signal isolating converter, Ex-input: I,ϑ, Safe-output: 4-20mA, 2-channel, Input : Temperature, 4-20 mA, EX, Output : 4-20 mA, Safe

Product ID 2456190000
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Approvals General ordering data Dimensions and weights Temperatures Probability of failure Environmental Product Compliance Assembling Input EX 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

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  

General ordering data

Version
EX signal isolating converter, Ex-input: I,ϑ, Safe-output: 4-20mA, 2-channel, Input : Temperature, 4-20 mA, EX, Output : 4-20 mA, Safe  
Order No.
2456190000  
Type
ACT20X-2HTI-2SAO-P  
GTIN (EAN)
4050118471588  
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
180  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_C003_V2R1.pdf)  
SIL in compliance with IEC 61508
2  
MTBF
111  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
DIN rail  

Input EX

Input current
0...20 mA  
4…20mA  
Input resistance, current
20 Ω + PTC 50 Ω  
Line resistance in measuring circuit
≤ 50 Ω  
Sensor
2-/3-/4-wire  
RTD: PT10, PT20, PT50, PT100, PT250, PT300, PT400, PT500, PT1000, Ni50, Ni100, Ni120, Ni1000  
Thermocouples: B, E, J, K, N, R, S, T ; in compliance with IEC 60584-1 and L, U in compliance with DIN43710  
Temperature input range
Configurable  
PT100: -200…+850 °C  
K: (-180…+1372 °C)  
L: (-200…+900 °C)  
N: (-180…+1300 °C)  
R: (-50…+1760 °C)  
S: (-50…+1760 °C)  
T: (-200…+400 °C)  
U: (-200…+600 °C)  
W3: (0…+2300 °C)  
W5: (0…+2300 °C)  
LR: (-200…+800 °C)  
PT200: -200…+850 °C  
PT1000: -200…+850 °C  
NI100: -60°C…+250 °C  
Ni120: -80 °C…+320 °C  
NI1000: -60°C…+250 °C  
B: +100…+1820 °C  
E: (-100…+1000 °C)  
J: (-100…+1200 °C)  
Type
intrinsically safe circuit  
RTD, TC, DC (mA)  

Output

Influence of load resistance
≤ 0.01% of span / 100 Ω  
Load impedance current
≤ 600 Ω  
Output current
0…23 mA, configurable: 0…20 / 4…20 / 20…0 / 20…4 mA  
configurable downscale (3.5 mA) ⁄ upscale (23 mA) @ error  
Output signal limit
3.8…20.5 mA / 0…20.5 mA (dependent on range)  
Type
active (as current source) or passive (as current sink)  

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
≤ 1.4 W  
Protection degree
IP20  
Step response time
≤ 400 ms (with current)  
≤ 1 s (with temperature)  
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
18.4 mA  
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
40 mW  
Voltage U0
8.7 V DC  

Safety-related basic specifications

Description of the "safe state"
analogue Output ≤ 3.6 mA or output ≥ 21 mA  
Device type
B  
Diagnostic test interval
30  s
Tproof
3  a
Total failure rate for safe detected failures (λSD)
0  FIT
Hardware fault tolerance (HFT)
0  
Safety category
SIL 2  
Safe Failure Fraction (SFF)
90  %
Mean Time To Repair (MTTR)
24  h
Total failure rate for safe undetected failures (λSU)
234  FIT
Total failure rate for dangerous detected failures (λDD)
367  FIT
Total failure rate for dangerous undetected failures (λDU)
61  FIT
Probability of outage PFH
6.1 x 10-8 h-1  
Demand mode
High  
Demand rate
3.000  s
Demand response time
Signal input: <0.5 s (opto output)  
Temperature input: <1.1 s (opto output)  

Safety-related specifications Low demand mode

Average Probability of Failure on Demand (PFDavg)
3.96 x 10-4 (Tproof = 1 year)  
6.5 x 10-4 (Tproof = 2 years)  
1.41 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
EC002919  
ETIM 7.0
EC002919  
ETIM 8.0
EC002919  
ETIM 9.0
EC002919  
ETIM 10.0
EC002919  
ECLASS 9.0
27-21-01-29  
ECLASS 9.1
27-21-01-29  
ECLASS 10.0
27-21-01-29  
ECLASS 11.0
27-21-01-29  
ECLASS 12.0
27-21-01-29  
ECLASS 13.0
27-21-01-29  
ECLASS 14.0
27-21-01-29  
ECLASS 15.0
27-21-01-29