Hukseflux SR05 series - Page 20

SR05-D1A3-PV manual v1801 20/83
Table 3.1.1 Specifications of SR05-D1A3-PV (started on previous pages)
MEASUREMENT ACCURACY AND RESOLUTION
Uncertainty of the measurement statements about the overall measurement
uncertainty can only be made on an individual basis.
see the chapter on uncertainty evaluation
WMO estimate on achievable accuracy
for daily sums (see appendix for a
definition of the measurement conditions)
10 %
WMO estimate on achievable accuracy
for hourly sums (see appendix for a
definition of the measurement conditions)
20 %
Irradiance resolution 0.1 W/m
2
(register address 0x0000)
0.01 W/m
2
(register address 0x1002 + 0x1003)
Instrument body temperature resolution 0.1 °C (register address 0x0007)
0.01 °C (register address 0x1006)
Instrument body temperature accuracy
± 0.5 °C
SR05-D1A3-PV
Rated operating voltage range
5 to 30 VDC
Recommended operating voltage
12 VDC
Power consumption
< 48 x 10
-3
W at 12 VDC
SR05-D1A3-PV: DIGITAL
Digital output irradiance in W/m
2
instrument body temperature in °C
Communication protocol
Modbus over 2-wire RS-485
Transmission mode
RTU
RS-485 transceiver common mode range
-7 to +12 V
RS-485 transceiver type
2-wire, non-isolated
System requirements for use with PC Windows 7 and later, USB or RS-232 (COM) port and
connector, RS-485 / USB converter or RS-485 / RS-
232 converter
Software requirements for use with PC
Java Runtime Environment 8 – latest version available
free of charge at http://www.java.com, Hukseflux
Sensor Manager - software version v1817 or higher
User interface on PC Hukseflux Sensor Manager v1817 or higher software
downloadable: to download and for available software
updates, see
http://www.hukseflux.com/page/downloads
SR05-D1A3-PV: ANALOGUE 0 TO 1 V
0 to 1 V output
irradiance in W/m
2
Transmitted range
0 to 1600 W/m
2
Output signal
0 to 1 V
Standard setting (see options) 0 V at 0 W/m
2
and
1 V at 1600 W/m
2
OPTIONS
Longer cable: 10,20 m
Cable with M12-A female connector on
sensor end, non-stripped on other end
option code = total cable length
Extension cable with connector pair:
10, 20 m. Cable with male and female
M12-A connectors
option code = C06E-10 for 10 metres, C06E-20 for
20 metres