Gas temperature.
1500ºC max.
Ejector (ZTA)
Ejector (5 to 10L/min)
Copper pipe
I
6/
I
4mm
(not supplied)
Copper pipe
I
10/
I
6mm
(not supplied)
Copper pipe
I
10/
I
8mm
(not supplied)
Flowmeter
(ZBD)
Rainproof flexible
conduit.
(Max. 20m)
RS485
(option)
TM-2
Detector (ZFK8)
Solenoid valve
(not supplied)
AC power
supply
Power supply
Heater temperature drop
Alarm
Joint
Supply air
Solenoid valve
(not supplied)
AC power
supply
I
6mm or
I
1/4 inch tube
for calibration gas
(not supplied)
Reduction valve
(unnecessary when supply air pressure
is 200 to 300kPa )
White
White
Bule
Black
Red
Yellow
*2 Ref. air
to Detector
*1 Air supply
*3
*4
Reduction valve (unnecessary when
supply air pressure is 50 to 100kPa)
TM-1
*1 Standard gas for
span point (ZBM)
(0.2 to 0.5L/min)
(not supplied)
Flowmeter
(ZBD4)
(1 to 1.5L/min)
Solenoid valve
(not supplied)
Reduction
valve (ZBD6)
Reduction
valve (ZBD6)
Span gas
Standard gas
for zero point (ZBM)
Joint
Ejector system
AC power
supply
O2 input
Thermocouple
input
Analog output
4 to 20mA DC
or 0 to 1V DC
Fault
contact
output
FAULT
BLOW
Blow
contact
output
Calibrating
gas contact
output
HEATER
Thermocouple
for combustion
control
Contact input
Alarm
contact
output
Maintenance
contact
output
Calibrating gas
contact output
Note: *1 Standard gas or instrumentation air can be used in place of span gas.
*2 Instrument quality air or bottled air is available as reference air instead of ambient air.
*3 Protective earth.
*4 Connect the shield of a exclusive cable with the ground terminal in the converter.
1
2
4
5
12
3
1
2
3
4
5
6
PE
1
15
2
3
4
5
6
7
8
9
10
11
12
13
14
16
17
18
19
20
21
22
23
24
25
28
26
27
＋
−
＋
−
＋
−
＋
−
O2
TC1
AO
TC2
DI1
DI2
DI3
DICOM
ALARM
MAINTE
L
SV
AC
COM
N
or
ZV
ZERO
GAS
SPAN
GAS
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