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Siemens 6ES7241-1CA50-0XB0
SIMATIC S7-1200 G2: CB 1241 Communication Board, interface: RS485, with push-in terminal block
- MPN
- 6ES7241-1CA50-0XB0
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- 12-month warranty (new) · 3-month (used/refurbished)
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What is the Siemens 6ES7241-1CA50-0XB0?
SIMATIC S7-1200 G2: CB 1241 Communication Board, interface: RS485, with push-in terminal block
Specifications
General information
| Product type designation | CB 1241 RS 485 |
Input current
| from backplane bus 5 V DC, typ. | 75 mA |
Power loss
| Power loss, typ. | 0.4 W |
Interfaces
| Interfaces/bus type | RS 485 |
| Number of interfaces | 1 |
| Point-to-point connection — Cable length, max. | 1 000 m |
| Point-to-point connection — Integrated protocol driver — Freeport | Yes |
| Point-to-point connection — Integrated protocol driver — ASCII | Yes; Available as library function |
| Point-to-point connection — Integrated protocol driver — Modbus RTU master | Yes |
| Point-to-point connection — Integrated protocol driver — Modbus RTU device | Yes |
| Point-to-point connection — Integrated protocol driver — USS | Yes; Available as library function |
Interface types
| RS 485 — Transmission rate, max. | 250 kbit/s |
Protocols
| Integrated protocols — Freeport — Telegram length, max. | 4 kbyte |
| Integrated protocols — Freeport — Bits per character | 7 or 8 |
| Integrated protocols — Freeport — Number of stop bits | 1 (Standard), 2 |
| Integrated protocols — Freeport — Parity | no parity (standard); even, odd, mark (parity bit always 1); space (parity bit always 0) |
| Integrated protocols — Modbus RTU master — Address area | 1 through 65535 (Standard Modbus addressing) |
| Integrated protocols — Modbus RTU master — max. number of devices | 247; slave numbers 1 through 247, per MODBUS network segment maximum 32 devices, additional repeaters needed to expand the network to maximum configuration |
| Integrated protocols — Modbus RTU device — Address area | 1 through 65535 (Standard Modbus addressing) |
Interrupts/diagnostics/status information
| Diagnostics function | Yes |
| Diagnostics indication LED — DIAG LED | Yes |
| Diagnostics indication LED — for status of the outputs | Yes |
Degree and class of protection
| IP degree of protection | IP20 |
Standards, approvals, certificates
| CE mark | Yes |
| CSA approval | No |
| UL approval | Yes |
| cULus | Yes |
| FM approval | No |
| RCM (formerly C-TICK) | Yes |
| KC approval | Yes |
| Marine approval | No |
Ambient conditions
| Free fall — Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation — horizontal installation, min. | -20 °C |
| Ambient temperature during operation — horizontal installation, max. | 60 °C; at max. voltages and max. specification |
| Ambient temperature during operation — vertical installation, min. | -20 °C |
| Ambient temperature during operation — vertical installation, max. | 50 °C; at max. voltages and max. specification |
| Ambient temperature during storage/transportation — min. | -40 °C |
| Ambient temperature during storage/transportation — max. | 70 °C |
| Air pressure acc. to IEC 60068-2-13 — Operation, min. | 540 hPa |
| Air pressure acc. to IEC 60068-2-13 — Operation, max. | 1 140 hPa |
| Air pressure acc. to IEC 60068-2-13 — Storage/transport, min. | 540 hPa |
| Air pressure acc. to IEC 60068-2-13 — Storage/transport, max. | 1 140 hPa |
| Altitude during operation relating to sea level — Installation altitude, min. | -1 000 m |
| Altitude during operation relating to sea level — Installation altitude, max. | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual |
| Relative humidity — Operation, max. | 95 %; no condensation |
| Vibrations — Vibration resistance during operation acc. to IEC 60068-2-6 | 3.5 mm from 5 - 8.4 Hz, 1g from 8.4 - 150 Hz |
| Vibrations — Operation, tested according to IEC 60068-2-6 | Yes |
| Shock testing — tested according to IEC 60068-2-27 | Yes; IEC 68, Part 2-27 half-sine: strength of the shock 15 g (peak value), duration 11 ms |
| Pollutant concentrations — SO2 at RH < 60% without condensation | S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60 % condensation-free |
| Pollutant concentrations — SO2 at RH < 60% without condensation | S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60 % condensation-free |
Mechanics/material
| Enclosure material (front) — Plastic | Yes |
Dimensions
| Width | 15 mm |
| Height | 62 mm |
| Depth | 63 mm |
Weights
| Weight, approx. | 29 g |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
6ES7241-1CA50-0XB0: frequently asked questions
When can 6ES7241-1CA50-0XB0 be shipped?
6ES7241-1CA50-0XB0 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 6ES7241-1CA50-0XB0 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 6ES7241-1CA50-0XB0 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 6ES7241-1CA50-0XB0, subject to availability and destination.
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