Properties
| Version | EX signal isolating converter, Ex-input: I,ϑ, Safe-output: 4-20mA, 1-channel |
| Order No. | 2456180000 |
| Type | ACT20X-HTI-SAO-P |
| GTIN (EAN) | 4050118471595 |
| Qty. | 1 items |
| 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 | 178 g |
| Storage temperature | -20 °C...85 °C |
| Operating temperature | -20 °C...60 °C |
| Humidity | 0...95 % (no condensation) |
| SIL PAPER | [SIL certificate](PDF/Cert_Weidmueller_070902_P0002_C003_V2R1.pdf) |
| SIL in compliance with IEC 61508 | 2 |
| 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 |
| Mounting position | horizontal or vertical |
| Rail | TS 35 |
| Type of mounting | DIN rail |
| 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) |
| 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 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) |
| Configuration |
With FDT/DTM software
Requires configuration adapter 8978580000 CBX200 USB |
| Humidity | 0...95 % (no condensation) |
| Operating altitude | ≤ 2000 m |
| Power consumption | ≤ 0.8 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 |
| EMC standards | EN 61326-1 |
| Insulation voltage | 2.6 kV (input / output) |
| Rated voltage | 300 V |
| Standards | EN 61010-1 |
| 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 |
| 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) |
| 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) |
| 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 |
| Time interval | 3 years |
| Approval/Certificate/Document of Conformity |
[Certification SIL](https://mdcop.weidmueller.com/mediadelivery/asset/900_35864)
[Certification DNV GL](https://mdcop.weidmueller.com/mediadelivery/asset/900_42626) [Certification ATEX](https://mdcop.weidmueller.com/mediadelivery/asset/900_97037) [Certification IECEx](https://mdcop.weidmueller.com/mediadelivery/asset/900_97153) [Certification UL](https://mdcop.weidmueller.com/mediadelivery/asset/900_103195) [Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_35395) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_66123) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.2456180000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2456180000) |
| Software |
[WI-Manager, DTM-Library for online installation](https://mdcop.weidmueller.com/mediadelivery/asset/900_35364)
[Release notes for Weidmueller FDT-DTM Software version](https://mdcop.weidmueller.com/mediadelivery/asset/900_248446) |
| User Documentation |
[Safety Manual for SIL application](https://mdcop.weidmueller.com/mediadelivery/asset/900_40045)
[Instruction sheet](https://mdcop.weidmueller.com/mediadelivery/asset/900_80483) [Handbuch ACT20X- Serie, deutsch](https://mdcop.weidmueller.com/mediadelivery/asset/900_102720) [Manual ACT20X- series, english](https://mdcop.weidmueller.com/mediadelivery/asset/900_102722) [20210120 Security Advisory - WI-Manager affected by MundM Software fdtCONTAINER vulnerability](https://mdcop.weidmueller.com/mediadelivery/asset/900_189001) [Measuring range table](https://mdcop.weidmueller.com/mediadelivery/asset/900_306765) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC002919 |
| ETIM 7.0 | EC002919 |
| ETIM 8.0 | EC002919 |
| ETIM 9.0 | 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 |
| Approvals |    |
| ROHS | Conform |
| UL File Number Search | [UL Website](LINK/UL_search.html) |
| Certificate no. (cULus) | E337701 |