Elsteam REH4 Installation, Use And Maintenance Manual page 14

AHU Resistors Humidifier - REH
J16 –TRIAC
Connections
1 +R –
2 - R –
3 + S –
4 – S –
5 + T –
6 – T –
J17 Analogue
Inputs
1 Vcc –
2 +NTC0 –
3 available analogue

3 –NTC0 –
inputs
4 – CLOOP –
5 + CLOOP –
6 IN-AN0 –
7 IN-AN1 –
8 GND –
J2 – Transistor
Outputs
1 Out1 + -
2 GND –
3 Out2 + -

1 available output
4 GND –
J15 –HV Opto
Input
1 IN-DIG0+ -
2 IN-DIG0- -
J5 – Opto
Inputs
 2 available opto inputs
1 IN-DIG1+ -
2 IN-DIG1- -
3 IN-DIG2+ -
4 IN-DIG2 –
5 IN-DIG3 +
6 IN-DIG3 -
Elsteam S.r.l - via E. Fermi, 496 - 21042 Caronno Pertusella (va) - Tel.+39 02 9659890 - Fax +39 02 96457007
21.2.EN
J6 - 8 – V_Aux+
Float level sensor (N.C or N.O.).
Alternative to the HV sensor.
Jumper JP2 closed
E-mail: info@elsteam.it Web: http://www.elsteam.com
Humidistat
ON-OFF
Humidistat
0-10V
Inlet solenoid
valve
14