30
5 Output Functions
5-1 Analog and Alarm Outputs
This product includes functions for outputting an analog signal of dust concentrations and
contact signals in the event of an alarm.
Content and Format of Outputs
Analog Output
Alarm Output
*1
Output Content
Dust concentration
*2
Contact
signal
Output Format
•
Voltage output (0 to 1 V DC) with 100
Ω
output impedance
•
Current output (4 to 20 mA) with 500
Ω
allowable load resistance
Open collector output
(rated 24 V DC and 0.04 A)
*1 For more details about alarm outputs, see 7 Alarm Functions (page 34).
*2 For more information about dust concentration range settings, see 9-2-3 Concentration
Settings (page 58).
External Output Connector
Use the [OUTPUT] connector on the back of the instrument for analog and alarm outputs.
(2)
(1)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(3)
Pin No.
Connect
This connector is not included.
Please provide it separately.
Manufacturer: Nanaboshi Electric Mfg Co., Ltd.
Model: NJW-168-PF
•
Note: "
•
" indicates a numeric value. For more
details, see the manufacturer's product
catalog.
(6)
(8)
(7)
(4)
(5)
Voltage output
(0-1 V)
Current output
(4-20 mA)
Alarm output
(open collector)