16
INZ-TN2ZRE-E
• Zero calibration
• Span calibration
Zero calibration
output
Zero calibration
output
Ch1 to 5 span
calibration output
Ch1 span
calibration
Output hold function
(with hold ON setting)
ZERO
ENT
ENT
Hold extension time.
Calibration gas flow
Calibration gas flow
Output signal hold
Output signal hold
Calibration end
Calibration end
on
off
off
Output hold function
(with hold ON setting)
SPAN
ENT
ENT
Hold extension time.
Note)
When selecting
Ch2 using
DOWN and UP
keys.
Ch2 span
calibration
The hold extension time
depends on the gas
flow time of the
automatic calibration
settings.
(6) timing of contact output for calibration
1) Manual calibration (See “Item 6.8 Calibration”.) (When the analyzer has auto calibration
function.)
1
6
2
7
3
8
4
9
5
< RS-485 connector >
(GND)
RT
×
D+
RT
×
D-
D-sub
9-pin
female
5
1
9
6
< USB > TYPE-B connector
(5) Communication:
RS-485/USB connector
Note) To avoid the effect of noise generated from external units, be sure to ground the analyzer
main unit.
To avoid external interference, wiring of analog output signal, O
2
sensor input and contact
input should be fixed separately from that of power supply and contact output.
• Insulation output (from each DO and ground)
