TECHNICAL DATA
5
37
OPTIWAVE 7300 C
www.krohne.com
04/2009 - 4000050002 - QS OPTIWAVE 7300 R05 en
Input and output
Output signal
(Output 1)
4
…
20 mA HART
®
or 3.8
…
20.5 mA acc. to NAMUR NE 43
4
Output signal
(Output 2 - optional)
4
…
20 mA (no HART
®
signal) or 3.8
…
20.5 mA acc. to NAMUR NE 43
Resolution
±
3
µ
A
Temperature drift
Typically 50 ppm/K
Error signal
High: 22 mA; Low: 3.6 mA acc. to NAMUR NE 43
Approvals and certification
CE
This device fufills the statutory requirements of the EC directives. The
manufacturer certifies successful testing of the product by applying the CE mark.
Explosion protection
Explosion protection
Explosion protection
Explosion protection
ATEX
ATEX II G 1, 1/2, 2 Ex ia IIC T6...T3;
ATEX II D 1, 1/2, 2 Ex iaD 20 or Ex iaD 20/21 or Ex iaD 21 IP6X T65
°
C...T90
°
C;
ATEX II G 1/2, 2 Ex d [ia] IIC T6...T3;
ATEX II D 1/2, 2 Ex tD[iaD] A21/20 or Ex tD[iaD] A21 IP6X T65
°
C...T90
°
C;
ATEX II G 3 Ex nA IIC T6
…
T3
IECEx (approval for Drop
antennas pending)
Zone 0 Ex ia IIC T6
…
T3; Ex iaD 20 IP6X T65
°
C
…
T 90
°
C
FM or CSA - Dual Seal-approved
(approval for Drop antennas
pending)
NEC 500/ CEC:
NEC 500/ CEC:
NEC 500/ CEC:
NEC 500/ CEC:
Cl. I, Div. 1, Gr. ABCD (IS);
Cl. I, Div. 1, Gr. ABCD (FM only) (XP);
Cl. I, Div. 2, Gr. ABCD (XP/NI);
Cl. II, Div. 1, Gr. EFG; Cl. III (FM only) (XP);
Cl. II, Div. 1, Gr. EFG; Cl. III (IS);
Cl. II/III, Div. 2, Gr. FG (XP/NI)
NEC 505/ CEC:
NEC 505/ CEC:
NEC 505/ CEC:
NEC 505/ CEC:
Cl. I, Zone 0 AEx ia Gr. IIC (CSA: Ex ia) (IS);
Cl. I, Zone 1 AEx d [ia] Gr. IIC (XP);
Cl. I, Zone 2 AEx nA [ia] Gr. IIC (CSA: Ex nA [ia]) (IS)
NEPSI (approval for Drop
antennas pending)
Ex dia IIC T3
…
T6; Ex ia IIC T3
…
T6
WHG (approval for Drop
antennas pending)
Certificate Z-65.16-425. In conformity with the German Federal Water Act,
§
9
Other standards and approvals
Other standards and approvals
Other standards and approvals
Other standards and approvals
EMC
EMC Directives 2004 / 108 / EC and 93 / 68 / EEC in conjunction with
EN 61326-1 (2006).
LVD
Low-Voltage Directives 2006 / 95 / EC and 93 / 68 / EEC in conjunction with
EN 61010-1 (2001).
NAMUR
NAMUR NE 21 Electromagnetic Compatibility (EMC) of Industrial Process and
Laboratory Control Equipment
NAMUR NE 43 Standardization of the Signal Level for the Failure Information of
Digital Transmitters
1
Hastelloy
®
is a registered trademark of Haynes International, Inc.
2
Kalrez
®
is a registered trademark of DuPont Performance Elastomers L.L.C.
3
Metaglas
®
is a registered trademark of Herberts Industrieglas, GMBH & Co., KG
4
HART
®
is a registered trademark of the HART Communication Foundation
QS_OPTIWAVE7300_en_090528_4000050002_R05_web.book Page 37 Friday, May 29, 2009 4:01 PM
