Maintenance teams planning replacements for PLC-RPT-24DC-21-MS frequently review Phoenix SMPS, Phoenix 2966207 and Phoenixcontact Phoenix Contact Industrial Ethernet Switches to prevent downtime, checking availability and compatibility with existing systems.
Phoenix PLC-RPT- 24DC/21/MS Relay Module
The Phoenix PLC-RPT- 24DC/21/MS Relay Module (Part No: 2909667 ) offers a 24 V DC nominal input voltage UN, 18.5 V DC ... 33.6 V DC (20 Β°C) input voltage range, polarized Drive, 5 ms typical response time. Manufactured by Phoenix under the Phoenix Relay Module category, this model belongs to the Phoenix PLC Series.

| Brand | Phoenix Contact |
| Product Type | Relay Module |
| Model Number | PLC-RPT- 24DC/21/MS |
Phoenix PLC-RPT- 24DC/21/MS Relay Module β Technical Specifications
| Specification | Value |
|---|---|
| Product type | Relay Module |
| Product family | PLC-INTERFACE |
| Application | Palm switch |
| Mechanical service life | 1x 107 cycles |
| Insulation | - |
| Overvoltage category | III |
| Pollution degree | - |
| Maximum power dissipation for nominal condition | 0.22 W |
| Test voltage (Winding/contact) | 4 kV AC (50 Hz, 1 min., winding/contact) |
| Test voltage (Changeover contact/changeover contact) | - |
| Rated surge voltage | - |
| Nominal input voltage UN | 24 V DC |
| Input voltage range | 18.5 V DC ... 33.6 V DC (20 Β°C) |
| Drive and function | monostable |
| Drive (polarity) | polarized |
| Typical input current at UN | 9 mA |
| Typical response time | 5 ms |
| Typical release time | 8 ms |
| Protective circuit | Reverse polarity protection; Polarity protection diode |
| Operating voltage display | Yellow LED |
| Contact switching type | 1 changeover contact |
| Type of switch contact | Single contact |
| Contact material | AgSnO |
| Maximum switching voltage | 250 V AC/DC (The separating plate PLC-ATP should be installed for voltages larger than 250 V (L1, L2, L3) between identical terminal blocks in adjacent modules. Potential bridging is then carried out with FBST 8-PLC... or ...FBST 500...) |
| Limiting continuous current | 6 A |
| Maximum inrush current | 10 A (4 s) |
| Min. switching current | 10 mA (12 V) |
| Interrupting rating (ohmic load) max. | 140 W (at 24 V DC) |
| Switching capacity | 2 A (at 24 V, DC13) |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section rigid | 0.14 mmΒ² ... 2.5 mmΒ² |
| Conductor cross section flexible | 0.14 mmΒ² ... 2.5 mmΒ² |
| Conductor cross section AWG | 26 ... 14 |
| Tightening torque | - |
| Width | 6.2 mm |
| Height | 80 mm |
| depth | 94 mm |
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V0 (Housing) |
| Degree of protection (Relay) | RT II (Relay) |
| Degree of protection (Relay base) | IP20 (Relay base) |
| Ambient temperature (operation) | -40 Β°C ... 60 Β°C |
| Ambient temperature (storage/transport) | -40 Β°C ... 85 Β°C |
| Temperature | D |
| Humidity | A |
| Vibration | B/C |
| EMC | B |
| Enclosure | Required protection according to the Rules shall be provided upon installation on board |
| Low Voltage Directive | Conformance with Low Voltage Directive |
| Electromagnetic compatibility | Conformance with EMC directive |
| Standards/regulations | IEC 60664 |
| Mounting Type | DIN rail mounting |
| Mounting position | any |
| Contact Connection type | Power contact |
| Output fuse | 4 A gL/gG NEOZED |
| Degree of protection (Installation location) | - |
Obtain a Quote for Phoenix Palm Switch Relay Module PLC-RPT-24DC/21/MS (Part No: 2909667) at economical prices. The PLC-RPT-24DC/21/MS is a relay module from the PLC-INTERFACE product family, designed as a versatile solution for Palm switch applications. This relay module boasts a mechanical service life of 1x 10^7 cycles, ensuring durability and reliability. With a maximum power dissipation of 0.22 W, it operates efficiently at a nominal input voltage of 24 V DC, within an input voltage range of 18.5 V DC to 33.6 V DC (at 20 Β°C). The module has a typical input current of 9 mA at UN, with a response time of 5 ms and a release time of 8 ms. It also includes reverse polarity protection, with a polarity protection diode for added safety and features a Push-in connection method with 1 changeover contact.
Take the first step with a quote for your requirement of Phoenix Palm Switch Relay Module. Our commitment to better pricing and exceptional support sets us apart from other competitors. For more details, refer to the PLC-RPT-24DC/21/MS datasheet and PLC-RPT-24DC/21/MS manual.







