10 Product Specifications
10-1. List of specifications
SD-2600
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10
Product Specifications
10-1. List of specifications
<ATEX/IECEx Specifications>
Detection principle
Catalytic combustion method
Detectable gas
NMP
Gas concentration
display
LED(4digits
・
7segments)
Measuring range
0
～
100%LEL
Resolution
0.5%LEL
Detection method
Direct-insert method
Alarm preset point
25%LEL
【
Standard
】
Power indication
POWER lamp lighting(green)
Output
Gas concentration signal
Alarm contact(Gas alarm or Trouble alarm or Gas
・
Alarm common alarm)
Alarm accuracy
(under an identical
condition)
Less than ±25%(against alarm preset point)
Alarm-delay time
(under an identical
condition)
Less than 30sec(when introducing 1.6 times thicker gas than alarm preset point)
Gas alarm type
Single alarm(H)
Gas alarm indication
ALM lamp lighting(red)
Gas alarm action
Auto-recover
Trouble alarm
・
Self
diagnosis
System failure/Sensor failure
Trouble alarm
indication
FAULT lamp lighting(yellow)/content display
Trouble alarm action
Auto-recover
Alarm contact
No-voltage contact 1a or 1b
Non-exciting at normal(exciting at alarm) or exciting at normal(non-exciting at
alarm)
Contact capacity
AC250V
･
0.5A/DC30V
･
0.5A(resistive load)
Transmission
scheme
Three-wire analog transmission
(in common with power supply<power supply,signal,common>)
Specification of
transmission
DC4
～
20mA
(linear
・
load resistance less than 300Ω
・
resolution ability 200division)
Transmission cable
CVVS worth of shield cable(1.25mm
2
)
・
3-core or 5-core
(by using alarm contact)
Transmission
distance
Less than 1km
Power supply
DC24V(DC20
～
26.4V)
Power consumption
MAX.3W
Cabling port
Flame proof packing method
