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Wago
859-735Optocoupler module; Nominal input voltage: 24 VDC; Output voltage range: 3 … 30 VDC; Limiting continuous current: 0.25A; 3-wire connection/high-side switching; Railway; Frequency 20 kHz; Red
Wago 859-740
Optocoupler module; Nominal input voltage: 24 VDC; Output voltage range: 3 … 30 VDC; Limiting continuous current: 5 A; 2-wire connection; Module width: 6 mm; gray
- MPN
- 859-740
- Category
- Relay and Optocoupler Modules
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
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What is the Wago 859-740?
Optocoupler module; Nominal input voltage: 24 VDC; Output voltage range: 3 … 30 VDC; Limiting continuous current: 5 A; 2-wire connection; Module width: 6 mm; gray 859-740
Specifications
Notes
| Note | Optocouplers and solid state relays are designed for use in signal processing networks that are not supplied directly by the low-voltage power supply network. |
Technical data - Control circuit
| Nominal input voltage U<sub>N</sub> | 24 VDC |
| Input voltage range (low level) | 0 … 6.5 VDC |
| Input voltage range (high level) | 16 … 30 VDC |
| Nominal input current at U<sub>N</sub> | 8 mA |
| Input current range | 1 … 12 mA |
Technical data - Load circuit
| Number of make/switch-on contacts | 1 |
| Circuit type | 2-wire connection |
| Limiting continuous current | 5.5 A |
| Peak output current | 25 A |
| Nominal output voltage | 24 VDC |
| Output voltage range | 3 … 30 VDC |
| Voltage drop | ≤ 0.4 VDC |
| Leakage current at rated voltage | ≤ 10 µA |
| Turn-on time | ≤ 30 µs |
| Turn-off time | ≤ 100 µs |
| Rise time (t<sub>10-90</sub>) | 16 µs |
| Drop-out time (t<sub>90-10</sub>) | 16 µs |
| Switching frequency | ≤ 2.5 kHz |
Technical data - Signaling
| Status indicator | Yellow LED |
Safety and protection
| Rated voltage | 300 V |
| Overvoltage category | II |
| Pollution degree | 2 |
| Dielectric strength (control/load circuit) (AC, 1 min) | 2.5 kVrms |
| Insulation type (control/load circuit) | Basic insulation |
| Insulation type (between adjacent devices of the same type) | Reinforced insulation (safe isolation) |
| Insulation type (to adjacent devices of different types) | Basic insulation |
| Protection type | IP20; in connected state or when using 859-525 end plate |
Connection data
| Connection technology | CAGE CLAMP® |
| Solid conductor | 0.2 … 2.5 mm² / 24 … 14 AWG |
| Fine-stranded conductor | 0.2 … 2.5 mm² / 24 … 14 AWG |
| Fine-stranded conductor; with insulated ferrule | 0.2 … 1.5 mm² / 24 … 16 AWG |
| Fine-stranded conductor; with uninsulated ferrule | 0.2 … 1.5 mm² / 24 … 16 AWG |
| Strip length | 5 … 6 mm / 0.2 … 0.24 inches |
Physical data
| Width | 6 mm / 0.236 inches |
| Height | 91 mm / 3.583 inches |
| Depth from upper-edge of DIN-rail | 56 mm / 2.205 inches |
Mechanical data
| Mounting type | DIN-35 rail |
| Mounting position | horizontal (standing/lying); vertical |
Material data
| Note (material data) | Information on material specifications can be found here |
| Color | gray |
| Insulation material (main housing) | Polyamide (PA66) |
| Material group | I |
| Flammability class per UL94 | V0 |
| Fire load | 0.418 MJ |
| Weight | 18.5 g |
Environmental requirements
| Ambient temperature (operation at U<sub>N</sub>) | -40 … +70 °C |
| Ambient temperature UL (operation at U<sub>N</sub>) | -40 … +40 °C |
| Ambient temperature (storage) | -40 … +85 °C |
| Processing temperature | -25 … +50 °C |
| Temperature range of connection cable | ≥ (Tambient + 20 K) |
| Relative humidity | 5 … 95 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
Standards and specifications
| Standards/specifications | EN 61010-2-201, EN 61000-6-2, EN 61000-6-3 |
Commercial data
| Product Group | 6 (INTERFACE ELECTRONIC) |
| PU (SPU) | 10 pcs |
| Packaging type | Box |
| Country of origin | CN |
| GTIN | 4055143605427 |
| Customs tariff number | 85365005000 |
Product Classification
| UNSPSC | 32101517 |
| eCl@ss 10.0 | 27-26-15-03 |
| eCl@ss 9.0 | 27-26-15-03 |
| ETIM 9.0 | EC001504 |
| ETIM 10.0 | EC001504 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| RoHS Compliance Status | Compliant,No Exemption |
859-740: frequently asked questions
When can 859-740 be shipped?
859-740 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 859-740 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 859-740 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 859-740, subject to availability and destination.
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Wago 859-740Price and lead time confirmed within 1 business day
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