Belden Connectors
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Key Features
- Face View Side 1 Pin 1: n.c.
- Face View Side 1 Pin 2: green
- Face View Side 1 Pin 3: n.c.
- Face View Side 1 Pin 4: red
- Face View Side 1 Pin 5: n.c.
- Face View Side 2 Pin 1: n.c.
- Face View Side 2 Pin 2: n.c.
- Face View Side 2 Pin 3: green
Belden 87840 is an orderable item number in the Belden 0975 254 105 family (Connectors › Industrial Connectors › Data Connectors). PROFIBUS Data Double-Ended Cordset: Male straight B-coded black M12 Standard to male angled SUB-D-coded SUB-D, shielded, + 4.75 ... +5.25 V DC, 12.5 mA; PUR violet cable, 2-wires, 0.34 mm2 This item: Item Description 0975 254 105/20 M, Cable Length 20 m. Ships from and sold by A5 IT. Quoted to order.
Notes
| Note Derating | Notice derating |
| Protection Degree / IP Rating Note | ** only if mounted and locked in combination with Hirschmann / Lumberg Automation connector. |
History
| Update And Revision | Revision Number: 0.65 Revision Date: 02-20-2026 |
This Item
| Item Number | 87840 |
| Cable Length | 20 m |
| Item Description | 0975 254 105/20 M |
Cable Data
| Core Colors | red, green |
| Foil Shield | Al-PT Foil |
| Cable Number | 254 |
| UL Cable Type | AWM: 20549 |
| Conductor Size | 0.34 mm2 |
| Number Of Wires | 2 |
| Cable Diameter D | ø 7.60 ± 0.30 mm |
| Cycles (Bending) | ˃ 1 M |
| Cable Jacket Color | violet matt similarly RAL 4001 |
| Conductor Material | Cu |
| Cable Characteristics | Exclusion of dangerous materials; Line fulfills the transmission values RS485 (Type A) of the PROFIBUS user organization; Free of lacquer wetting disturbing substances; Good microbes and hydrolysis resistance Mainly plasticizer diffusion free; Good chemical and oil resistance; Exclusion of PVC and Silicone; Coldness flexibility |
| Cable Jacket Material | PUR |
| Overall Shield (Cable) | Cu-ETP1 tinned |
| Insulated Wire Diameter | ø 2.60 ± 0.05 mm |
| Wire Insulation Material | PE |
| Flammability Class (Cable Jacket) | DIN EN 60332-2-2, VDE 0482-332-2-2, IEC 60332-2-2, CSA FT-2, flame-retardant |
| Minimal Bending Radius (Fixed Inst) | ˃ 5 x D |
| Ambient Temperature (Drag Chain Inst) | - 25 °C - + 60 °C |
| Minimal Bending Radius (Flexible Inst) | ˃ 10 x D |
| Ambient Temperature (Flex Installation) | - 25 °C - + 80 °C |
| Ambient Temperature (Fixed Installation) | - 50 °C - + 80 °C |
Information
| Connector Type | Cordset, double ended |
| Current Rating | 12.5 mA |
| Product Family | Data Connectors |
| Shielding Type | Shielded |
| Operating Voltage | + 4.75 ... +5.25 V DC |
| Update And Revision | Revision Number: 0.65 Revision Date: 02-20-2026 |
| Data Transmission Type | PROFIBUS |
| Face View Side 1 — Pin 1 | n.c. |
| Face View Side 1 — Pin 2 | green |
| Face View Side 1 — Pin 3 | n.c. |
| Face View Side 1 — Pin 4 | red |
| Face View Side 1 — Pin 5 | n.c. |
| Face View Side 2 — Pin 1 | n.c. |
| Face View Side 2 — Pin 2 | n.c. |
| Face View Side 2 — Pin 3 | green |
| Face View Side 2 — Pin 4 | n.c. |
| Face View Side 2 — Pin 5 | n.c. |
| Face View Side 2 — Pin 6 | n.c. |
| Face View Side 2 — Pin 7 | n.c. |
| Face View Side 2 — Pin 8 | red |
| Face View Side 2 — Pin 9 | n.c. |
Resistances
| Halogenfree | DIN EN 50267-2-1, IEC 60754-1, VDE 0482-267-2-1 |
Technical Data Side 1
| Note | Do not connect or disconnect under load. |
| Mating Cycles | ≤ 100 |
| Coding, Side 1 | B |
| Number Of Pins | 5 |
| Attachment Type | Coupling Screw |
| Connector Design | Straight |
| Molded Body Color | Black |
| Attachment Plating | Nickel-plated |
| Shielding Material | CuZn, tin-plated |
| Attachment Material | CuZn |
| Contact Bearer Color | Violett |
| Molded Body Material | TPU |
| Overvoltage Category | I acc. to DIN EN 60664-1 (VDE 0110-1) |
| Contact Base Material | CuZn |
| Insulation Resistance | ˃ 10^9 Ohm |
| Side 1 Contact Plating | Cu/Au |
| Side 1 Design Standard | IEC 61076-2-101 |
| Contact Bearer Material | TPU-GF |
| Side 1 Pollution Degree | 3 acc. to DIN EN 60664-1 (VDE 0110-1) |
| Side 1 Contact Resistance | ≤ 10 mOhm |
| Side 1 Product Sub Family | M12 Standard |
| Fastening Torque (Attachment) | M 12x1: (50-60) Ncm, hand-tight |
| Side 1 Type Of Contact/Gender | Male |
| Protection Degree / IP Rating** | IP65, IP67 |
| Ambient Temperature (Operation)* | - 25 °C - + 80 °C |
| Flammability Class (Molded Body) | UL 94 HB |
| Flammability Class (Contact Bearer) | UL 94 HB |
Technical Data Side 2
| Coding, Side 2 | SUB-D |
| Number Of Pins, Side 2 | 9 |
| Contact Plating, Side 2 | Cu/Au |
| Connector Design, Side 2 | Angled |
| Molded Body Color, Side 2 | Nickel |
| Side 2 Product Sub Family | SUB-D |
| Contact Resistance, Side 2 | ≤ 20 mOhm |
| Contact Bearer Color, Side 2 | Black |
| Molded Body Material, Side 2 | ABS, nickel-plated |
| Overvoltage Category, Side 2 | I acc. to DIN EN 60664-1 (VDE 0110-1) |
| Contact Base Material, Side 2 | CuZn |
| Side 2 Type Of Contact/Gender | Male |
| Contact Bearer Material, Side 2 | PA |
| Protection Degree / IP Rating, Side 2** | IP40 |
| Ambient Temperature (Operation), Side 2* | 0 °C - + 60 °C |
| Flammability Class (Contact Bearer), Side 2 | UL 94 V-0 |
Safety & Environmental Compliance
| RoHS Compliant | yes |
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