Product Description
Product Specifications: TU843 MTU
Basic Information
- Article Number: 3BSE021443R1
- Type: Redundant
- Connection: Terminal block
- Channels: 16
Electrical Characteristics
- Voltage: Maximum 50 V
- Maximum Current per Channel: 3 A
- Maximum Current (Process Connection): 10 A
- Dielectric Test Voltage: 500 V a.c.
Mechanical Characteristics
-
Dimensions:
- Width: 131 mm (including connector), 124 mm (edge to edge when installed)
- Depth: 64 mm (including terminals)
- Height: 186.5 mm (including locking device)
- Weight: 0.6 kg (1.3 lbs.)
- Mounting: Vertical, DIN rail mounting
- Mounting Detail: 55 °C (131 °F)
Wiring and Installation Details
-
Process Connections:
- 56 connections for up to 16 I/O channels (2 terminals per channel)
- 4 process power terminals
- 20 process power (0 V) terminals
-
Acceptable Wire Sizes:
- Solid: 0.2 - 4 mm²
- Stranded: 0.2 - 2.5 mm² (24 - 12 AWG)
- Recommended Torque: 0.5 - 0.6 Nm
- Stripping Length: 7 mm
Compatibility
-
Supported I/O Modules:
- AI843
- AO845
- AO845A
- DI840
- DI880
- DO840
- DO880
- DP840
Features and Benefits
- Complete installation of I/O modules using 3-wire connections and field power distribution.
- Supports up to 16 channels of field signals and process power connections.
- Connections to two ModuleBuses and I/O modules.
- Mechanical keying prevents incorrect I/O module insertion.
- Locking mechanism for DIN rail grounding.
- Easy DIN rail mounting.
Environment and Certification
| Category | Details |
|---|---|
| CE Mark | Yes |
| Electrical Safety | EN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201 |
| Hazardous Location Certification | C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2 |
| Marine Certification | None |
| Operating Temperature | 0 to +55 °C (+32 to +131 °F) (approvals for +5 to +55 °C) |
| Storage Temperature | -40 to +70 °C (-40 to +158 °F) |
| Maximum Ambient Temperature | 55 °C (131 °F) |
| Relative Humidity | 5% to 95%, non-condensing |
| Pollution Degree | Degree 2 (IEC 60664-1) |
| Corrosion Protection | ISA-S71.04: G3 |
| Protection Class | IP20 (IEC 60529) |
| Mechanical Operating Conditions | IEC/EN 61131-2 |
| EMC | EN 61000-6-4, EN 61000-6-2 |
| Overvoltage Categories | IEC/EN 60664-1, EN 50178 |
| Equipment Class | Class I (earth protected, IEC 61140) |
| RoHS Compliance | EN 50581:2012 |
| WEEE Compliance | DIRECTIVE/2012/19/EU |
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