ECP
300
EXPERT STEPPER
Page
41
OPERATION AND MAINTENANCE MANUAL
Rev. 01-20
BOARD CONNECTION DIAGRAM
Digital and analogical input diagram:
DIGITAL INPUTS
2) Digital input 1 (Door switch)
4) Digital input 3 (Man in cell alarm)
3) Digital input 2 (Compressor protection)
12) Digital input 4
11) GND (common digital inputs 1 and 2)
13) GND (common digital inputs 3 and 4)
ANALOGICAL INPUTS
7) Analogical Input 1 (Overheating Probe)
5) Analogical Input 3 (Defrost Probe)
6) Analogical Input 2 (Ambient Probe)
14) GND (common analogical input 3)
15) GND (common analogical inputs 1 and 2)
PRESSURE PROBE INPUT
8) Input 4-20mA (Pressure probe)
16) Power supply for 4-20mA probe
RS-485
9) RS-485 channel A
1) GND input RS-485
10) RS-485 channel B
A.2
Attachments / Appendices