RSE-0608-3
GAS DETECTOR WITH SIGNAL CONVERTER
SD-D58･DC(TYPE GP)(ATEX) SPECIFICATION
ModelTypeDetection principle
Gas to be detected*
Display
Detection range
Display resolution
Detection method
Flow rate
Alarm setpoint value
Power display
External output*
Alarm accuracy

SD-D58・DC
TYPE GP
Catalytic combustion typeCombustible gas
Seven-segment LED (four-digit)
0 - 100%LEL
0.5%LEL
Sample-drawing
1.0L/min or more (at maximum suction pressure of 5.0kPa <gauge pressure>)
25%LEL [standard setting value]
POWER lamp on (green)
Gas concentration signal/alarm contact (gas alarm or fault alarm,gas/fault common alarm)
Within ±25% to the alarm setpoint value(under the same conditions)

Response time
(under the same conditions)

Gas alarm typeGas alarm display
Gas alarm patternFault alarm/self diagnosis
Fault alarm display
Fault alarm pattern
Alarm contact*
Contact capacity
Transmission system
Transmission specifications
Power/contact/transmission
cable

Transmission distance
FunctionsPower supply
Power consumption
Cable connecting port*
Tube connecting port*
Initial clear
Operating temperature
Operating humidity
Structure
Explosion-proof structure
Explosion-proof class
Explosion-proof approval No.
IP ratingDimension
WeightOuter color

Within 30 seconds after providing the gas 1.6 times the alarm setpoint(excluding delay in the tube)
One-step alarm (H)ALM lamp on (red)Non latching (Auto-reset)
System abnormalities/sensor abnormalities/low flow rates
FAULT lamp on (yellow)/detail display
Non latching (Auto-reset)
No-voltage contact 1a, de-energized (energized in response to an alarm)or energized (de-energized in response to an alarm)
30VDC - 0.5A (resistant load)
3-wire type analog transmission (common cable for power andsignal<power, signal, common>)4 - 20mADC (no-insulation/load resistance under 300Ω)
Shielded cable of CVVS, etc. (1.25mm2 or 2.0mm2) - 3-core (when the contact
is not used)
Shielded cable of CVVS, etc. (1.25mm2 or 2.0mm2) - 5-core (when the contactis used)
Less than 250m in case of CVV 1.25mm2
Less than 450m in case of CVV 2.0mm2
Alarm delay/suppression
24VDC ±10%
Maximum 8.7W
Pressure proof packing gland<G3/4>(Compatible cables φ9.0～φ16.0mm inouter diameter)
Rc1/8 (O.Dφ8-1t half-union for Cu tube <Bs> supplied or half-union for
SUS tube <SUS>)
Approx.25sec-20 - +53ºC (Non-rapidly-vary)
Below 95%RH (Non-condensing)
Wall mounting type (2B<50A> pipe installation supported)
Flame-proof enclosures
Ⅱ 2G Ex db h ⅡB+H2 T4 Gb
DNV 21 ATEX 63457X
Equivalent to IP67
Approx. 197(W)x292(H)x140(D)mm (projection portions excluded)
Approx. 5.8kg
Munsell 7.5BG5/2*Please specify your request when ordering.

RSE-0608-3
Outline Drawings

Gas outlet

Gas inlet

4-φ7(for M6)

Display

Cable connecting port

Terminal Drawings

１２３４５DC(＋)

DC(－)
CommonSig.
(＋)

ContactContact

24VDC
Input

4-20mA
Output

RSE-0609-3
GAS DETECTOR WITH SIGNAL CONVERTER
SD-D58･DC(TYPE NC)(ATEX) SPECIFICATION
Model
Type
Detection principle
Gas to be detected*
Display
Detection range*
Display resolution
Detection method
Flow rate
Alarm setpoint value*
Power display
External output*
Alarm accuracy

SD-D58・DC
TYPE NC
New ceramic typeCombustible gas
Seven-segment LED (four-digit)
Depending on the gas to be detected
Depending on the gas to be detected
Sample-drawing
1.0L/min or more (at maximum suction pressure of 5.0kPa <gauge pressure>)
Depending on the gas to be detected
POWER lamp on (green)
Gas concentration signal/alarm contact (gas alarm or fault alarm,gas/fault common alarm)
Within ±25% to the alarm setpoint value(under the same conditions)

Response time
(under the same conditions)

Gas alarm typeGas alarm display
Gas alarm patternFault alarm/self diagnosis
Fault alarm display
Fault alarm pattern
Alarm contact*
Contact capacity
Transmission system
Transmission specifications
Power/contact/transmission
cable

Transmission distance
FunctionsPower supply
Power consumption
Cable connecting port*
Tube connecting port*
Initial clear
Operating temperature
Operating humidity
Structure
Explosion-proof structure
Explosion-proof class
Explosion-proof approval No.
IP ratingDimension
WeightOuter color

Within 30 seconds after providing the gas 1.6 times the alarm setpoint(excluding delay in the tube)
One-step alarm (H)ALM lamp on (red)Non latching (Auto-reset)
System abnormalities/sensor abnormalities/low flow rates
FAULT lamp on (yellow)/detail display
Non latching (Auto-reset)
No-voltage contact 1a, de-energized (energized in response to an alarm)or energized (de-energized in response to an alarm)
30VDC - 0.5A (resistant load)
3-wire type analog transmission (common cable for power andsignal<power, signal, common>)4 - 20mADC (no-insulation/load resistance under 300Ω)
Shielded cable of CVVS, etc. (1.25mm2 or 2.0mm2) - 3-core (when the contact
is not used)
Shielded cable of CVVS, etc. (1.25mm2 or 2.0mm2) - 5-core (when the contactis used)
Less than 250m in case of CVV 1.25mm2
Less than 450m in case of CVV 2.0mm2
Alarm delay/suppression/zero follower
24VDC ±10%Maximum 8.7W
Pressure proof packing gland<G3/4>(Compatible cables φ9.0～φ16.0mm inouter diameter)
Rc1/8 (O.Dφ8-1t half-union for Cu tube <Bs> supplied or half-union for
SUS tube <SUS>)
Approx.25sec-20 - +53ºC (Non-rapidly-vary)
Below 95%RH (Non-condensing)
Wall mounting type (2B<50A> pipe installation supported)
Flame-proof enclosures
Ⅱ 2G Ex db h ⅡB+H2 T4 Gb
DNV 21 ATEX 63457X
Equivalent to IP67
Approx. 197(W)x292(H)x140(D)mm (projection portions excluded)
Approx. 5.8kg
Munsell 7.5BG5/2*Please specify your request when ordering.

RSE-0609-3
Outline Drawings

Gas outlet

Gas inlet

4-φ7(for M6)

Display

Cable connecting port

Terminal Drawings

１２３４５

DC(＋)

DC(－)
CommonSig.
(＋)

Contact

Contact

24VDC
Input

4-20mA
Output