62
8026957/AE00/V1-0/2021-08| SICK
O P E R A T I N G I N S T R U C T I O N S | DUSTHUNTER SB30
Subject to change without notice
8
SPECIFICATIONS
8.2
Technical data
Measuring Parameters
Measured variable
Scattered light intensity (SI)
Dust concentration output in mg/m³ after gravimetric comparison measurement
Measuring ranges
1)
Measuring range 1: 0…7.5 SI
Measuring range 6: 0…225 SI
Measuring range 2: 0…15 SI
Measuring range 7: 0…375 SI
Measuring range 3: 0…45 SI
Measuring range 8: 0…1,000 SI
Measuring range 4: 0…75 SI
Measuring range 9: 0…3,000 SI
Measuring range 5: 0…150 SI
2 further measuring ranges, freely adjustable
2)
Limit values for corrosive gas
composition .
HCl:
SO
2
:
SO
3
:
NOx:
HF:
10 mg/Nm³
800 mg/Nm³
300 mg/Nm³
1000 mg/Nm³
10 mg/Nm³
Measurement uncertainty
3)
±2% of MBE
Repeat accuracy at zero point 0.1%
Response time
60 s; preset
0.1...600 s, freely selectable via SOPAS ET
Measuring Conditions
Gas temperature
-40...600 °C
Sample gas pressure
-50 hPa ... +2 hPa
-50 hPa... +30 hPa
Purge air supply with optional MCU-P control unit (or others)
Purge air supply with optional external purge air unit (or
others)
Internal duct diameter
> 500 mm (a light trap is recommended for < 2,000 mm)
Ambient temperature
-40...+60 °C
-40...+45 °C
Sender/receiver unit, optional MCU-N control unit
Optional MCU-P control unit, intake temperature for purge air
Function Check
Automatic self-test
Linearity, drift, aging
Manual linearity check
Using a reference filter
Output Signals
Analog output
2/4 ... 20 mA, max. load 750
Ω
; resolution 10 bits; electrically isolated
Relay output
3 potential-free outputs (N/O contact) for status signal; load 48 V, 1 A
Input signals
Digital input
4 inputs to connect potential-free contacts (e.g. for external maintenance switch, triggering
function check or linearity measurement, calibration curve switching or filter monitoring)
Communication Interfaces
Serial (RS-485)
ColaB SOPAS operation via service adapter or connection of MCU option
Modbus
®
Modbus
®
RTU for measured value transmission
Power supply
Sender/receiver unit
Voltage supply:
Power consumption:
24 V from external voltage supply or optional MCU
Max. 4 W
Optional MCU control unit
Voltage supply:
Power consumption:
90...250 V AC, 47...63 Hz; opt. 24 V DC ± 2 V
MCU-N: max. 15 W
MCU-P:
max. 70 W
Optional external purge air
unit
(with blower 2BH13)
Voltage supply (3 ph):
Rated current:
Motor rating:
200...240 V/345...415 V at 50 Hz
220...275 V/380...480 V at 60 Hz
2.6 A/Y 1.5 A
0.37 kW at 50 Hz; 0.45 kW at 60 Hz
MCU connection line
Only use shielded lines with twisted pairs (e.g. UNITRONIC LiYCY (TP) 4 x 2 x 0.25 mm² from
LAPPKabel; not suitable for underground laying)
1)
:
see “Processor board setting options”, page 37
2)
:
see “Automatic measuring range parameterization via SOPAS ET”, page 39
3)
: In temperature range - - 20 °C ... +50 °C