limit value relay | MR 50 Ex
581,00 EUR
inkl. 19 % USt -> Preis zzgl. Versandkosten
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Art.Nr.: MR50ExProduktbeschreibung
general information:
The limit value relay MR50 has been designed for monitoring measuring values. Measuring value and programmed unit are shown in the display. The integrated transmitter supply offers direct connection of loop powered sensors. Simple
programming, up to 2 alarm outputs (SPDT) and optional available fully isolated free programmable analog output 0/4 mA to 20 mA; 0/2 V DC to 10 V DC meets the demand for different applications.
programming, up to 2 alarm outputs (SPDT) and optional available fully isolated free programmable analog output 0/4 mA to 20 mA; 0/2 V DC to 10 V DC meets the demand for different applications.
- input standard signals 0/4 mA to 20 mA, 0/2 V DC to 10 V DC
- measuring range programmable
- max. 2 alarm outputs
- isolated analog output 0/4 mA to 20 mA, 0/2 V DC to 10 V DC
specifications:
| auxiliary energy | |
| auxiliary voltage: |
230 V AC ±10 %, 115 V AC ±10 %, 24 V DC ±15 % Um = 253 V AC or 125 V DC (terminals 11 and 13) |
| power consumption: | max. 5 VA |
| operating temperature: | -10°C to +55°C |
| CE conformity: | ATEX-directive 2014/34/EU |
| standards: | EN 60079-0:2006 EN 60079-11:2007 EN 61241-0:2006 EN 61241-11:2006 |
| EMC-directive / standard: | 2014/30/EU / EN 61326-1:2013 |
| inputs | |
| explosion protection: | Ex II (1) G [Ex ia] IIC/IIB or II (1) D [Ex iaD] |
| approval: | TÜV 08 ATEX 554329 |
| fault detection: | break of wire in the measuring circuit |
| input | |
| input: |
0/4 mA to 20 mA; 0/2 V DC to 10 V DC |
| Ri: | current 10 Ω, voltage 10 kΩ |
| fault detection: | break of wire in the measuring circuit (terminals 45, 46 and 47) |
| accuracy: | <0.1 %, ±1 digit |
| temperature coefficient: | 0.01 %/K |
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| safety data | |
| max. no load voltage U0: | 18.9 V |
| max. short circuit curr. I0: |
92.5 mA |
| max. output power P0: |
580 mW |
| resistance R: |
272 Ω |
| characteristics: | trapezoidal |
| internal inductivity: |
4 μH |
| internal capacity: |
1.2 nF |
| transmitter supply: |
approx. 16 V DC max. 20 mA (terminal 48) |
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| explosion protection |
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| Ex ia/IIC: |
max. ext. inductivity: 2.3 mH max. ext. capacity: 0.12 μF |
| Ex ia/IIC: |
max. ext. inductivity: 0.1 mH max. ext. capacity: 0.22 μF |
| Ex ia/IIB: |
max. ext. inductivity: 5 mH max. ext. capacity: 0.76 μF |
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At connecting of externally supplied active intrinsically safe circuits the rules for the interconnection of intrinsically safe circuits have to be observed. |
| max. values: | Ui: 30 V Ii: 52 mA Pi: 980 mW |
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| outputs | |
| relay SPDT: | < 250 V AC < 250 VA < 2 A cosφ ≥ 0.3, < 300 V DC < 40 W <2 A (terminals 21, 22, 23; 25, 26, 27). |
| analog output: | 0/4 to 20 mA, burden ≤500 Ω; 0/2 to 10 V burden >500 Ω, isolated, output changes automatically (burden dependent). |
| accuracy: | 0.2 %;TK 0.01 %/K for connection at electrical equipments with supply voltage of max. 230V (terminals 17 and 18) |
| fault function: | break of wire in the measuring circuit: → analog output 0 mA, < 3.6 mA or >21.5 mA → alarm contact(s) min. or max. programmable |
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| display: |
graphic LCD display, 128 x 64 pixel, with white back-light |
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| housing |
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| type: |
polyamide (PA) 6.6 , UL94V-0 acc. to DIN EN 60715 |
| weight: |
approx. 450 g |
| connection: |
screw terminals 0.14 mm2 to 2.5 mm2 (AWG 26..14) |
| ingress protection: |
housing IP30, terminals IP20, BGV A3 |
For further details p.r.t. data sheet:
instruction manual as .pdf:
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