®
Sensor and Equipment
Clean Room Monitor
CM Series
Instruction Manual
Please read the following
safety considerations before use.
Safety considerations
Please observe all safety considerations for safe and
proper product operation to avoid hazards.
Warning: Fail-safe device must be installed when using
the unit with machinery that may cause serious injury or
economic loss.(e.g. nuclear power control, medical equipment,
ships, railways, aircraft, combustion, safety equipment, etc.)
Warning: Do not connect, repair or inspect the unit while
connected to a power source.
Warning: Do not disassemble or modify the unit, please
contact us if necessary.
Warning: check input power specification and check power
terminal polarity before connecting the power source.
Caution: Do not use the unit outdoors.
Caution: Do not touch the temperature \ humidity by hands.
Caution: Do not use the water or oil-based detergent when
clean the unit.
Caution: Do not use the unit where flammable or explosive gas,
direct sunlight, radiant heat, vibration or impact may be present.
Caution: keep dust and wire residue from flowing into the unit.
Ordering Information
Terminal Connection
Caution During use:
1. Do not store at the high temperature /humidity environment.
2. For cleaning use dry towel and do not use acid ,chrome acid,
solvent but alcohol.
3. Separate the unit cable from high voltage line. power line to avoid
inductive noise.
4.installation environment: it shall be used indoor and pollution degree 2
Failure to follow these instruction may result in product damage.
TH R D1 C
C
V
M
W
Current
Voltage
Mudbus
Wireless
N
D1
D2
D3
No Display
LCD small
LCD large
7seqment
R
D
W
O
Room
Duct
Wall
Outside
TH
DP
MD
CM
Temperature and Humidity
Differential Pressure
Motor Damper
Clean Room Monitor
Output
Signal
Display
Type
Mounting
Type
Product
Type
MP Monitoring Pack Device
AKO clean room Morintor Device can use
220VAC or 24VDC
AKO clean room Morintor Device can connect
with controller by Modbus RTU (as salave
device) for display 4 parameter on 7seqment.
Power Supply:
AKO
CM-WD3-M
L
N
PE
220VAC (0.2A)
AKO
CM-WD3-M
+
-
CE
24VDC (0.6A)
Modbus Connection:
AKO
CM-WD3-M
A
B
(Slave)
AKO
CM-WD3-M
A
B
(Slave)
Node:#n
Node:#n+1
Controller
A
B
(master)
AKO clean room Morintor Device can connect
with Sensor by Modbus RTU (as Master
device) for display 4 parameter on 7seqment.
AKO
CM-WD3-M
A
B
(Master)
Temperature
and humidity
sensor
A
B
(Slave)
Differential
Pressure
sensor
A
B
(Slave)
+
-
v
GND
OUTPUT
24VDC
V
GND
Model
Power supply
220VAC (0.2A) or
24 VDC (0.6A)
Input
signal
Protection
class IP 65
Cable Ø 0.5mm , 4-Wire
CM-WD3-M
Measuring
Range
Specification
TEMP.:0...50’C
HUMI.:0...100%
PRESS.:0...100P.a
Modbus RTU
