ROTRONIC LOG-HC2 Universal Datalogger - Manual (Page 17)

Instructions
17
Terminal assignment (only LOG-HC2-RO1)
Alarm:
• AnalogInput(internal) AIN1...AIN4:
RECStart/Stop:
GND: • Ground
• RecordStart/Stop
• AlarmOutput
1M
AlarmOutput
+3V
V
CEO  =5V
I
CMAX 
=100mA
• 
GND
BCR142

GND
• 

GND
REC
+3V
1M
• 
R
2
GND
•  P(0...2.5V) AIN
I
MAX 
=40mA
R1
PinAssignment:
  
 0 120
 510k 470k
10pol.
REC (ON/OFF) 
AIN1:4..20mA
GND
3VDC
(switched,max.50mA) 
ALARM
NC
AIN2:4..20mA
AIN3:0..5V
AIN4:0..5V
AGND