MSK 200-TE
The transmitter power supply unit MSK200i-TE is used for supplying of 2-wire transmitters and for processing of analogue mA-signals. An electrically isolated mA / V output is available. The HART signal connection to the intrinsically safe power supply circuit can be done by using the front socket. Alarm monitoring takes place by two relay contacts and one transistor output. Additional another relay contact output is available for signalizing the safety functions. All output circuits can be used in safety circuits and are galvanic isolated from each other and from the power supply
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Key Features & Benefits
- SIL2-Transmitter in DuoTec-Failsafe Technology with self-monitoring
- Input for the supply of 2-wire transmitters Input for mA-current
- Analogue output for mA and V
- 3 individually adjustable limit values
- 1 service alarm
- Gradient alarm function
- Square root of the output signal
- Safe galvanic separation

Operation
- Configuration / visualization software WINSMART
- Diagnostic manager with fault memory
- BUS-Integration (RS 232 and RS 485)
- Power supply via DIN rail or terminal
- Simple assembling
Function
The transmitter power supply unit MSK200i-TE is used for supplying of 2-wire transmitters and for processing of analogue mA-signals. An electrically isolated mA / V output is available. The HART signal connection to the intrinsically safe power supply circuit can be done by using the front socket.
More info
Alarm monitoring takes place by two relay contacts and one transistor output. Additional another relay contact output is available for signalizing the safety functions. All output circuits can be used in safety circuits and are galvanic isolated from each other and from the power supply.
| Category | Specification |
|---|---|
| Analogue Input (AI) | First-order filter: 0.1 – 99.9 s (parameterizable) Measuring range: 0…22 mA (configurable) Input resistance: 51 Ω + 2× UD |
| Supply Circuit (SP) | First-order filter: 0.1 – 99.9 s (parameterizable) Umax: 22.4 V at 4 mA load Umin: 17.3 V at 20 mA load Imax: 24 mA Pmax: 360 mW |
| Analogue Output (AO) | Galvanically isolated from input and power supply Output ranges: 0…22 / 22…0 mA, 0…11 / 11…0 V Standard: 0/4–20 mA, 0/2–10 V Load: ≤500 Ω at 20 mA, ≥50 kΩ (voltage) Accuracy: 0.02% of final value Load influence: <0.005% (current), 0.5% at RL=100 kΩ (voltage) Rise time: <150 ms |
| Alarm Outputs | 3 independently adjustable limit values Alarm outputs: 2× relay (REL1, REL2) + 1× transistor (DO) Alarm delay: 0…9.9 s Hysteresis: 0…99.9% Operation mode: operating or zero-current principle |
| Relay Outputs (REL1 / REL2) | Switching power: max. 62.5 VA / 30 W Switching voltage: max. 125 VAC / 110 VDC Switching current: max. 1 A Min. contact voltage/current: 10 mV / 10 µA Contact material: AgPd + 10 µAu |
| Transistor Output (DO) | Switching voltage: <28 VDC Switching current: <50 mA Switching power: <1.4 W |
| Maintenance Output (REL3) | Normally closed contact Maintenance requirement indication Red front LED |
| Power Supply | Supply range: 19…30 VDC or 18…28 VAC Power consumption (feed separator): 1.6 W (4 mA), 2.1 W (20 mA) Power consumption (buffer amplifier): 1.1 W (4 mA), 1.4 W (20 mA) Status indication: Green LED |
| Interfaces | COM / RS232 via front socket RS485 half duplex, no termination Baud rate: 9600 bps Device address: 1–248 HART via supply circuit (0…3 kHz bandwidth) |
| Measurement Accuracy | Typical: <0.025% of final value Maximum: <0.05% of final value |
| Temperature Coefficient | Typical: <0.005%/K Maximum: <0.01%/K |
| Environmental Conditions | Operation: -20 °C … +60 °C Storage: -30 °C … +80 °C Humidity: 10…95% r.H. (non-condensing) |
| Housing | Material: PBT Protection class: IP20 Flammability: UL94 V0 Dimensions: 22.5 × 114.5 × 99 mm (without terminals) Weight: 250 g DIN-rail mounting |
| Conformity | ATEX: EN 60079-0, EN 60079-11, EN 60079-26 EMC: EN 61000-6-2, EN 61000-6-4, EN 61326-1 ATEX data: [EEx ia] IIC |
| ATEX Electrical Data | Power supply circuit: Ui <25.8 V, Ii <65 mA, Pi <420 mW, Co 83 nF, Lo 4 mH mA input circuit: Ui <30 V, Ii <110 mA, Pi <700 mW |
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