Product Model
UMK- 8 RM 12DC/MKDS

Key Features
- 18 Plug-in Miniature Relays: Ideal for various applications requiring multiple relay control.
- 2LED Status Indicators: Easy monitoring of relay status with yellow LEDs per signal path.
- 3Robust Protection Features: Includes freewheeling diodes and polarity protection diodes for reliable operation.
- 4Compact Design: Dimensions: 135 mm x 77 mm x 59 mm, suitable for space-constrained environments.
- 5Versatile Compatibility: Compatible with various controllers including SIEMENS S7-1500, ABB S800, and GE-FANUC RX3i.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| EMC note | EMC: class A product, see manufacturer's declaration in the download area | Product type | Multi-channel relay module |
| No. of channels | 8 | Compatible components | Miniature relays or miniature optocouplers |
| With components | no | Overvoltage category | III |
| Pollution degree | 2 | Rated insulation voltage | 260 V AC |
| Rated surge voltage | 4 kV (Basic insulation between output contact current paths)
6 kV (Safe isolation and reinforced insulation between input circuit and output contact paths) | Nominal input voltage U | 12 V DC ±10 % |
| Protective circuit | Freewheeling diode; Freewheeling diode
Reverse polarity protection; Polarity protection diode | Operating voltage display | Yellow LED |
| Status display/channel | Yellow LED | Compatible components | Miniature relays or miniature optocouplers |
| Contact switching type | 1 changeover contact | Maximum switching voltage | 250 V AC |
| Limiting continuous current | 5 A | Interrupting rating (ohmic load) max. | 1250 VA (for 250 V AC) |
| Error detection (line break / short-circuit) | no | Connection method | Screw connection |
| Stripping length | 8 mm | Screw thread | M3 |
| Number of connections | 1 | Number of positions | 12 |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² | Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 12 | Connection method | Screw connection |
| Stripping length | 8 mm | Screw thread | M3 |
| Number of connections | 24 | Number of positions | 3 |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² | Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 12 | Status display present | Yes |
| Width | 135 mm | Height | 77 mm |
| Depth | 59 mm | Color | green (RAL 6021) |
| Degree of protection | IP00 | Ambient temperature (operation) | -20 °C ... 50 °C |
| Ambient temperature (storage/transport) | -20 °C ... 70 °C | Standards/regulations | DIN EN 50178
IEC 60664 |
| Mounting type | DIN rail mounting | Mounting position | any |
Specifications may be subject to change without notice
