5 12 Retransmit
5 12 Retransmit
An air-conditioned room uses two units of the ETR-8300 to control its
temperature and humidity. The temperature and humidity are required to be
recorded on a chart recorder. The desired ranges for these two units are: 20
°C to 30 °C and 40% RH to 60% RH. The recorder inputs accept a 0 - 5 V
An air-conditioned room uses two units of the ETR-8300 to control its
temperature and humidity. The temperature and humidity are required to be
recorded on a chart recorder. The desired ranges for these two units are: 20
°C to 30 °C and 40% RH to 60% RH. The recorder inputs accept a 0 - 5 V
To achieve this, set the following parameters in the Setup menu.
To achieve this, set the following parameters in the Setup menu.
UNIT 1:
UNIT 1:
UNIT 2:
UNIT 2:
FUNC= FULL
COMM= 0 - 5V
AOFN=PV1
AOLO=20.0 ( °C )
AOHI= 30.0 ( °C )
IN1= PTDN
IN1U= C
DP1= 1-DP
FUNC= FULL
COMM= 0 - 5V
AOFN=PV1
AOLO=20.0 ( °C )
AOHI= 30.0 ( °C )
IN1= PTDN
IN1U= C
DP1= 1-DP
FUNC= FULL
COMM= 0 - 5V
AOFN=PV1
AOLO=40.0 ( % )
AOHI= 60.0 ( % )
IN1= 0 - 1 V (According to humidity sensor )
IN1U= PU
DP1= 1-DP
FUNC= FULL
COMM= 0 - 5V
AOFN=PV1
AOLO=40.0 ( % )
AOHI= 60.0 ( % )
IN1= 0 - 1 V (According to humidity sensor )
IN1U= PU
DP1= 1-DP
1. 20-30 C 2. 40-50%
1. 20-30 C 2. 40-50%
Chart Recorder
Chart Recorder
0 - 5 V
0 - 5 V
0 - 5 V
0 - 5 V
+
+
Retransmission Output
Retransmission Output
13
13
14
14
%RH
°C
SP1= 25.0
SP1L= 20.0
SP1H= 30.0
SP1= 25.0
SP1L= 20.0
SP1H= 30.0
SP1= 50.0
SP1L= 40.0
SP1H= 60.0
SP1= 50.0
SP1L= 40.0
SP1H= 60.0
Figure 5.18
Figure 5.18
Retransmission Application
Retransmission Application
SP1L and SP1H are used to limit the adjustment range of set point.
SP1L and SP1H are used to limit the adjustment range of set point.
99
ETR-8300
Out1 Out2
Alm1 Alm2
ETR-8300
Out1 Out2
Alm1 Alm2
