Catalogs > Automation Systems Catalog > I/O > In-Cabinet Distributed I/O > 1794 FLEX I/O
1794 FLEX I/O
| Introduction |  |
Product Design | |
Typical Configurations | |
Specifications | |
I/O Communication Adapters | |
Digital I/O Modules | |
| Analog, Thermocouple, and RTD I/O Modules | |
Specialty I/O Modules | |
HART Smart Instrumentation | |
Terminal Bases and Accessories | |
Power Supplies | |
Encompass Partner Products | |
General Specifications
| Enclosure Type Rating | None (open-style) |
| Mounting Type | DIN-rail, Panel |
| Operating Temperature | 0…55 °C (32…131 °F) -20…70 °C (-4…158 °F)‡ |
| Nonoperating Temperature | -40…85 °C (-40…185 °F) |
| Relative Humidity | 5…95% noncondensing |
| Operating Shock⋆ | 30 g |
| Nonoperating Shock⋆ | 50 g |
| Vibration⋆ | 5 g at 10…500 Hz |
| ⋆ To maintain these specifications, you must use DIN rail locks. ‡ XT (extreme environment) models. |
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Certifications⋆
| UL Listed Industrial Control Equipment |
| UL Listed for Class I, Division 2 Groups A, B, C, D Hazardous Locations |
| CE Marked for all applicable directives |
| CE / ATEX |
| CSA Certified Process Control Equipment for Class I, Division 2 Group A, B, C, D Hazardous Locations |
| C-Tick Marked for all applicable acts |
| Marine Certification |
| SIL 2 Certification |
| ODVA |
| ControlNet |
| ⋆ When product is marked. See the Product Certification link at www.ab.com for declarations of Conformity, Certificates, and other certification details. |
Dimensions and Weights
| Cat. No. | Dimensions (HxWxD), Approx. | Weight |
| I/O Modules | 46 x 94 x 53 mm (1.8 x 3.7 x 2.1 in) | 0.1 kg (0.3 lb) |
| I/O Adapters§ | 87 x 68 x 69 mm (3.4 x 2.7 x 2.7 in) | 0.2 kg (0.4 lb)⋆ |
| Terminal Bases | 94 x 94 x 69 mm (3.7 x 3.7 x 2.7 in)‡ | 0.2 kg (0.5 lb) |
| Extender Cables | ||
| 1794-CE1 | 0.3 m (1 ft) | 0.2 kg (0.5 lb) |
| 1794-CE3 | 0.9 m (3 ft) | 0.2 kg (0.5 lb) |
| Power Supplies | ||
| 1794-PS13 | 87 x 68 x 69 mm (3.4 x 2.7 x 2.7 in) | 0.2 kg (0.5 lb) |
| 1794-PS3 | 87 x 94 x 69 mm (3.4 x 3.7 x 2.7 in) | 0.4 kg (0.8 lb) |
| ⋆ 1794-FLA: 0.3 kg (0.6 lb). ‡ With module installed in base. § 1794-AENT, 1794-ACN15, and 1794-ACNR15 adapters have the following dimensions: 87 x 94 x 69 mm (3.4 x 3.7 x 2.7 in). |
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Conformal Coated Products
FLEX I/O conformal coated products meet or exceed the following standards:
| ANSI / ISA-S71.04-1985, Class G1, G2, and G3 environments |
| CEI IEC 6065A-4 Class 1 and 2 environments |
| UL 746E |