Riken Keiki SD-D58-AC-GH, Operating Manual

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2-4. Safety Information
SD-D58 Series
6
2-4. Safety Information
Necessary information for explosion proof construction of Model SD-D58
・
AC
・
GH
／
SD-D58
・
DC
・
GH.
The Model SD-D58 ・ AC ・ GH ／ SD-D58 ・ DC ・ GH is a fixed mount, continuous-monitoring detector head and
provides a 4-20mA signal which indicates the target gas reading for use by a gas monitoring controller,
recording device, or programmable controller.
There is one point of contact and works by gas warning or trouble or both by setting.
<ATEX Specifications>
Technical Data
(Protection Method) Flameproof enclosure “d”
(Group)
II
(Category) 2G
(Type of Protection and Marking code) Ex db
Ⅱ
B+H2 T4
(Equipment Protection Level) Gb
(Ambient Temperature) -20

C to +53

C
(Electrical Data)
Supply voltage : 24 Vdc(Typ.)
Output signal : 4 to 20 mA
Electrical rating : DC6.5V 205mA or DC3.5V 350mA
Flow rate element power output : DC2.0V 170mA
Analog signal output : DC24V 22mA
Relay (Contact output) : DC30V or AC250V 0.5A
(Applicable Standard) EN 60079-0 : 2012+A11:2013
，
EN 60079-1: 2014
Installation
【
SD-D58
･
DC
･
GH/SD-D58
･
DC
･
GH(TYPE H)
】