UNITRONIC® BUS PA
Application in process automation for connecting sensors and actuators – including areas with risks of explosion. Temperature range from -30°C to +80°C
- PA = Process Automation
- Variant with UL/CSA CMG
Benefits
- FC (Fast Connect) version is oil- and UV-resistant
Application range
- Application in process automation for connecting sensors and actuators – including areas with risks of explosion.
- Fixed installation
Product features
- Bit rate = 31.25 kbit/s. Transmission technology RS485 also possible but limited to 1.5 Mbit/s
- Maximum cable length is dependent on several factors (e.g. supply voltage, current demand).
- Technical data: refer to the overview “UNITRONIC® BUS cables”
- Flame-retardant according to IEC 60332-1-2
Norm references / approvals
- PROFIBUS PA is standardised in EN 50170 as PROFIBUS-DP and PROFIBUS-FMS
- Transmission technology for PROFIBUS-PA in accordance with international standard IEC 61158-2
- FC version with
UL/CSA certification (CMG / PLTC)
Design
- UNITRONIC® BUS PA (BU/BK)
Braided conductor, core colours: red and green, copper braiding, PVC sheath, colour: blue (intrinsically safe area), colour: black (non-intrinsically safe area) - UNITRONIC® BUS PA FC (BU/BK)
Solid conductor, UL/CSA CMG certification and “Fast Connect” cable design, which enables the use of a IDC connector (Insulation Displacement Connection).
Classification
- ETIM 5.0 Class-ID: EC000830
- ETIM 5.0 Class-Description: Data cable
Peak operating voltage
- (not for power applications)
250 V 
Conductor resistance
- (loop): max. 44 ohm/km
Minimum bending radius
- Fixed installation: 10 x outer diameter
Test voltage
- Core/Core: 1500 V eff.
Characteristic impedance
- 100 ±20 ohm
Temperature range
- Fixed installation:
-30°C to +80°C - During laying: -5°C to +50°C
| Article number | Article designation | Number of pairs and conductor diameter (mm) |
Outer diameter (mm) | Copper index (kg/km) | Weight (kg/km) |
| For fixed installation – conventional cable assembly | |||||
| 2170234 | UNITRONIC® BUS PA (BU) | 1 x 2 x 1,3 | 8 | 45 | 84 |
| 2170235 | UNITRONIC® BUS PA (BK) | 1 x 2 x 1,3 | 8 | 45 | 84 |
| For fixed installation – “Fast Connect” cable assembly – UL/CSA CMG approval | |||||
| 2170334 | UNITRONIC® BUS PA FC (BU) | 1 x 2 x 1.00 | 8 | 45.5 | 103 |
| 2170335 | UNITRONIC® BUS PA FC (BK) | 1 x 2 x 1.00 | 8 | 45.5 | 103 |
