Certificate No.: IECEx BVS X Annex Page 1 of 10

Transcription

1 age 1 of 10 Specific Type Descriptions: Type SMALL / / / / / / / / / / / Optional features of the models providing enclosure: - cover fitted with inspection glass above the display - integrated or external pressure- level-, temperature- or pulse sensor - cable glands and/or connectors for the IS circuits (power supply, voltage- / current outputs, opto-isolator outputs, and/or external sensors. - permanently cable (length up to 200 m) between main electronics and external sensor - removable cable (length up to 200 m) between main electronics and external sensor. - electronic assembly for more than one measured physical unit. The enclosure is designated for installation in areas requiring EL Gb or EL Ma, EL Mb. The sensor compartment of the models providing enclosure or the external sensors respectively are designated for mounting in the boundary wall, separating areas requiring EL Ga or EL Gb equipment. The enclosure may be supported with one or more of the following B and associated assemblies: 1.) for Group II application: - type GWR_101-1; 2-wire 4-20 ma current loop; rated supply voltage D 24 V; with or without display-pcb type Display GWR_101/1, optionally extended with: - type GWR_101-1-ART; (ART assembly for B type GWR_101-1) 2.) for Group I application: - type GWR_100-1; 3-wire supply- and (5-15 z, current or voltage) signal circuit; rated supply voltage D 12 V with or without display-pcb type Display GWR_100/1, optionally extended with - type GWR_IM; (pulse counter pickup assembly for B type GWR_100-1). and/or - type GWR_100-1-AN; (AN-bus assembly for B type GWR_100-1) exclusive-or - type GWR_100-1-RS485; (RS485 assembly for B type GWR_100-1). Type SMALL / / / / / / / / / / / The tubular enclosure of 'in-line' may be supported with one of the following B and associated assemblies: 1.) for Group II application: - type GWR_121-1; 2-wire 4-20 ma current loop; rated supply voltage D 24 V, optionally extended with: - type GWR_121-1-ART; (ART assembly for B type GWR_121-1)

2 age 2 of 10 2.) for Group I application: - type GWR_120-1; 3-wire supply- and (5-15 z, current or voltage) signal circuit; rated supply voltage D 12 V optionally extended with - type GWR_IM; (pulse counter pickup assembly for B type GWR_120-1). and / or - type GWR_120-1-AN; (AN-bus assembly for B type GWR_120-1) exclusive-or - type GWR_120-1-RS485; (RS485 assembly for B type GWR_120-1) Front end and rear end are fitted with process connection of the integrated sensor or respectively with a connector / cable gland for the permanently cable. The process connection of the 'in-line' enclosure is designated for mounting in the boundary wall, separating areas requiring EL Ga or EL Gb equipment. Type SMALL / / E12 / / / / / F ) 1 / Type SMALL / / E12 / / / / / F ) 1 / Refers to all versions of / 'in line' enclosures type SMALL / / E12 / / / / F ) 1 / : intrinsically safe Opto-isolator outputs providing safe galvanic separation from IS power supply and other circuits are allocated to: - connectors, suitable to carry two different IS circuits, or - special interconnection cable, suitable to carry two different IS circuits. ) 1 type FA, FA excluded Ratings: 1 Models designed to be to a Group II IS 2-wire 4-20 ma current loop Ex ia II T4 Ga/Gb or Ex ia II T4 Gb Ex ia II type SMALL / / 24 / / / / / / type SMALL / / 24 / / / / / / / type SMALL / / 24 / / / / type SMALL / / 24 / / / / / a b c d e f g h i j m arameter Supply- and signal circuit h = B,, J, S, K, ) 1 h = Lm Voltage U i D 26.6 V urrent I i 100 ma ower i 750 mw N / A N / A

3 age 3 of 10 Ambient temperature range N / A N / A -20 T a +80 (T4) -20 T a +60 (T6) 185 pf/m 0.8 µ/m - interfaces 1 and 2 ('k', 'l') not provided - integrated interface 3: 'm' = for ART (optional) - ) 1 optional other suitable connectors as specified in manufacturer's documents 2 Models designed to be to a Group I 3-wire supply- and signal circuit providing (exclusive-or) current-, voltage- or frequency-signal output. The models may be extended optionally with galvanically separated AN bus- or RS485- interface (see 'Ratings 4' for details) 2.1 urrent signal Ex ia I Ma Ex ia I type SMALL / / 12 / / / / / / / S0 / type SMALL / / 12 / / / / / S0 / type SMALL / / 12 / / / / / / / S4 / type SMALL / / 12 / / / / / S4 / type SMALL / / 12 / / / / / / / S..-.. / type SMALL / / 12 / / / / / S..-.. / a b c d e f g h i j k m Supply circuit Signal circuit arameter h = B,, J, S, K, ) 1 h = Lm h = B,, J, S, K, ) 1 h = Lm Voltage U i D 14 V D 14 V urrent I i 3 A 10 ma ower i ) mw Voltage U o N / A D 14 V urrent I o N / A 110 ma ower o N / A 400 mw N / A 185 pf/m N / A 185 pf/m N / A 0.8 µ/m N / A 0.8 µ/m

4 age 4 of 10 Ambient temperature range -20 T a interface 2 ('l') not provided - interface 3 ('m'): optional extension - interface 'm' = for AN bus, exclusive or - interface 'm' = for RS485 (rofibus) - ) 1 any value or equal to the applied IS power supply - ) 1 optional other suitable connectors as specified in manufacturer's documents 2.2 Voltage signal Ex ia I Ma Ex ia I type SMALL / / 12 / / / / / / / U..-.. / type SMALL / / 12 / / / / / U..-.. / a b c d e f g h I j k m Supply circuit Signal circuit arameter h = B,, J, S, K, ) 1 h = Lm h = B,, J, S, K, ) 1 h = Lm Voltage U i D 14 V D 14 V urrent I i 3 A 10 ma ower i ) mw Voltage U o N / A D -5 V U V urrent I o N / A -5 ma I ma ower o N / A 60 mw N / A N / A 0.6 µf + N / A 185 pf/m N / A 185 pf/m N / A 0.8 µ/m N / A 0.8 µ/m Ambient temperature -20 T a +100 range - interface 2 ('l') not provided - interface 3 ('m'): optional extension - interface 'm' = for AN bus, exclusive or - interface 'm' = for RS485 (rofibus) - ) 1 any value or equal to the applied IS power supply - ) 1 optional other suitable connectors as specified in manufacturer's documents

5 age 5 of z frequency signal Ex ia I Ma Ex ia I type SMALL / / 12 / / / / / / / F / type SMALL / / 12 / / / / / F / type SMALL / / 12 / / / / / / / FA / type SMALL / / 12 / / / / / FA / a b c d e f g h i j l m Supply circuit Signal circuit arameter h = B,, J, S, K, ) 2 h = Lm h = B,, J, S, K, ) 2 h = Lm Voltage U i D 14 V D 14 V urrent I i 3 A ) 1 ower i ) 1 ) 1 Voltage U o N / A N / A urrent I o N / A N / A ower o N / A N / A N / A 185 pf/m N / A 185 pf/m N / A 0.8 µ/m N / A 0.8 µ/m Ambient temperature -20 T a +100 range - interface 1 ('k') not provided - interface 3 ('m'): optional extension - interface 'm' = for AN bus, exclusive or - interface 'm' = for RS485 (rofibus) - ) 1 any value or equal to the applied IS power supply - ) 2 optional other suitable connectors as specified in manufacturer's documents

6 age 6 of Models designed to be to two independent IS circuits (2-wire supply circuit, 2-wire 5-15 z frequency signal circuit) Ex ia I Ma Ex ia I type SMALL / / E12 / / / / / / / F ) 3 / type SMALL / / E12 / / / / / F ) 3 / a b c d e f g h i j l m Supply circuit Signal circuit arameter h = J,, S, K, ) 4 h = Lm h = J,, S, K, ) 4 h = Lm Voltage U i D 14 V D 14 V urrent I i 3 A ) 2 ower i ) 1 ) 2 Voltage U o N / A N / A urrent I o N / A N / A ower o N / A N / A N / A 185 pf/m N / A 185 pf/m N / A 0.8 µ/m N / A 0.8 µ/m Ambient temperature range -20 T a interface 1 ('k') not provided - interface 3 ('m'): optional extension - interface 'm' = for AN bus, exclusive or - interface 'm' = for RS485 (rofibus) - ) 1 any value or equal to the applied IS power supply - ) 2 opto-isolator protected by series resistor; I i, i any value or equal to the applied IS circuit not exceeding U o = D 14 V - ) 3 opto-isolator configuration FA, F1A, F2A, FA excluded - ) 4 optional other suitable connectors as specified in manufacturer's documents

7 age 7 of Optional extension: interface 3 ('m') Ex ia / ib I Ma Mb Ex ib I type SMALL / / 12 / / / / / / / / / type SMALL / / 12 / / / / / / / a b c d e f g h i j k l m Interface 3 arameter m = AN bus m = RS485 (rofibus) h = J,, S, K, h = Lm h = J,, S, K, h = Lm ) 1 ) 1 Voltage U i equal to U o equal to U o urrent I i equal to I o equal to I o ower i equal to o equal to o Voltage U o 6 V 6 V urrent I o 100 ma 100 ma ower o 600 mw 600 mw 3 µf 3 µf N / A 185 pf/m N / A 185 pf/m N / A 0.8 µ/m N / A 0.8 µ/m haracteristic rectangular rectangular - ) 1 optional other suitable connectors as specified in manufacturer's documents

8 age 8 of 10 Subject and type in the subsequent type code tables, the Asterisk are replaced as follows SMALL / / / / / / / / / / / a b c d e f g h i j k l m a b c d e f g h to m hysical Size Rated Measuring Unit Mechanical Feature unit voltage range connection mb [mbar] b [-] [bar] ne] [] ressure N Level T Temperature TS Temperature (special mechanical design) V Volume 'in-line' 12 [12V D] E12 [12V D External] 24 [24V D] 12 [12V D] E12 [12V D Extern] 24 [24V D] 12 [12V D] E12 [12V D Extern] 24 [24V D] 12 [12V D] E12 [12V D Extern] 24 [24V D] [-] [-] [-] [-] mb [mbar] b [bar] [] mm [mmws] [] mm [mmws] [] [ ] [] [ ] [] L [l/min] cbm [m 3 /h] rpm [l/min] [] G1 [R¼ AG] G2 [R½ AG] G3 [R¾ AG] [special] O [plugg- O DN20] F [flange] G1 [R¼ AG] G2 [R½ AG] G3 [R¾ AG] [special] O [plugg- O DN20] F [flange] G1 [R¼ AG] G2 [R½ AG] G3 [R¾ AG] [special] O [plug- O DN20] F [flange] ne] ne] ne] probe length [ mm] Max mm ne] see subsequent table see subsequent table see subsequent table

9 age 9 of 10 SMALL / / / / / / / / / / / a b c d e f g h i j k l m a b c to g h i j k l m Sensor hysical Size Electrical Display Interface unit ) 1 arrangeconnection ment A KG [display [compactprovided] device] KA display] ressure N Level T Temperature TS Temperature (special mechanical design) V Volume see table above B [ROMOS BN 41...AT] [ARTING] J [JOWO] S [SOURIAU] K [KROTT] [special ] L m [cable with B [ROMOS BN 41...AT] [ARTING] J [JOWO] S [SOURIAU] K [KROTT] [special ] L m [cable with B [ROMOS BN 41...AT] [ARTING] J [JOWO] S [SOURIAU] K [KROTT] [special ] L m [cable with display with 'in-line' A [display provided] KA display] display with 'in-line' A [display provided] KA display] display with 'in-line' A [display provided] KA display] display with 'in-line' AS m [external sensor; cable external sensor with 'in-line' KG [compactdevice] AS m [external sensor; cable external sensor with 'in-line' KG [compactdevice] AS m [external sensor; cable external sensor with 'in-line' KG [compactdevice] AS m [external sensor; cable external sensor with 'in-line' S0 [0-20 ma] S4 [4-20 ma] S..-.. [- ma] U..-.. [- V] S0 [0-20mA] S4 [4-20mA] S..-.. [- ma] U..-.. [-V] S0 [0-20 ma] S4 [4-20 ma] S..-.. [- ma] U..-.. [-V] S0 [0-20 ma] S4 [4-20 ma] S..-.. [- ma] U..-.. [-V] F ) 2 [5-15 z] F ) 2 [5-15 z] F ) 2 [5-15 z] F ) 2 [5-15 z] [AN] [ART] [ROFIBUS] [AN] [ART] [ROFIBUS] [AN] [ART] [ROFIBUS] [AN] [ART] [ROFIBUS]

10 age 10 of 10 ) 1 in case of type SMALL / / /. providing electronic assembly for more than one measured physical unit, the physical unit code letters are listed subsequently. Empty sections of the above type code are closed up by moving the other elements to the left. ) 2 optional variations of interface 2 (frequency signal output): - F, F1, F2 specify different resistor / diode shunt circuitry of the opto-isolator output - F (other than F1, F2) specify different frequency range - FA, F1A, F2A, FA: same as F, F1, F2, F, but active output, ollector of opto-isolator transistor to supply voltage U i Details of Ex-marking: Main Unit: permanently External sensor: Removable Ex ia II T4 / T6 Ga/Gb or N / A Ex ia II T4 / T6 Gb or N / A Ex ia II T4 / T6 Ga/Gb Ex ia / ib I Ma Mb or Ex ia I Ma Ex ia I Ma Ex ia I Ma