PI-EX-ME-2NAM/TO-A
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Signal isolator
2835778
Intrinsically safe NAMUR switching amplifier with active transistor output, 2-channel.
Product details
| Product type | Signal conditioner |
| Application | Digital IN |
| No. of channels | 2 |
| Test voltage input/output | 1.5 kV AC (50 Hz, 60 s) |
| Electrical isolation Input/output | |
| Electrical isolation | 375 V (Peak value, in acc. with EN 50020) |
| Electrical isolation Input/power supply | |
| Electrical isolation | 375 V (Peak value, in acc. with EN 50020) |
| Supply | |
| Supply voltage range | 20 V DC ... 30 V DC |
| Max. current consumption | < 45 mA (24 V DC) |
| Power consumption | 0.5 W (per channel) |
| Signal: NAMUR | |
| Description of the input | intrinsically safe |
| Available input sources | NAMUR proximity sensors (IEC/EN 60947-5-6) |
| floating switch contacts | |
| Switch contacts with resistance circuit | |
| Switching threshold "0" signal current | < 1.55 mA (blocking) |
| Switching threshold "1" signal, current | > 1.75 mA (conductive) |
| Line fault detection | Can be disconnected by bridging X1, X2 or X5, X6 |
| Open-circuit voltage | 8.5 V DC |
| Switching: Transistor | |
| Configurable/programmable | Can be inverted via a switch in the front of the housing |
| Maximum switching voltage | 24 V DC (internal) |
| Continuous load current | max. 100 mA (short-circuit-proof) |
| Signal | |
| Switching behavior | can be inverted via a switch in the front of the housing |
| Switching frequency | max. 1200 Hz |
| Connection method | Pluggable screw connection |
| Stripping length | 8 mm |
| Screw thread | M3 |
| Conductor cross-section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 14 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Safety data | |
| Max. output voltage Uo | 10.5 V |
| Max. output current Io | 26 mA |
| Max. output power Po | 67 mW |
| Safety-related maximum voltage Um | 250 V AC |
| IIB: Max. external inductivity Lo / Max. external capacitance Co | 160 mH / 16.8 µF |
| IIC: Max. external inductivity Lo / Max. external capacitance Co | 45 mH / 2.41 µF |
| Status display | Green LED (supply voltage) |
| LED yellow (switching state) | |
| Red LED (line errors) |
| Dimensional drawing |
|
| Width | 22.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
| Color | green (RAL 6021) |
| Flammability rating according to UL 94 | V0 |
| Housing material | Polyamide PA non-reinforced |
| Ambient conditions | |
| Ambient temperature (operation) | -20 °C ... 60 °C |
| Ambient temperature (storage/transport) | -25 °C ... 80 °C |
| Permissible humidity (operation) | ≤ 75 % (annual average) |
| ≤ 95 % (30 days/year, non-condensing) | |
| CE | |
| Certificate | CE-compliant |
| ATEX | |
| Identification | II (1)GD |
| [EEx ia] IIC | |
| Certificate | TÜV 00 ATEX 1527 |
| UL, USA/Canada | |
| Identification | cULus |
| Standards | |
| Standards/regulations | NAMUR recommendation NE 21 |
