Electrical connections
42
1
2
3
4
5
6
REG+E-PROG
Programmer input / temperature recorder output (31)
Analog inputs / outputs see page 35
Pin
Signal
1 Voltage output
Channel 1
0 ... 10 V
2 Voltage output
Channel 2
0 ... 10 V
3 GND for outputs
0 V
4 Programmer input
EPROG
0 to 10 V / 0 to 20 mA
5 Current output
Channel 3
0 to 20 mA / 4 to 20 mA
6 GND for Progammer
0 V
1
3
2
4
5
Control output (32)
The
connector may be used for control of JULABO
refrigerated programmable controllers or as output for alarm
messages.
Pin assignment:
Pin
Signal
1
+24 V (I max. current 25 mA)
2
0 V
3
Alarm relay
4
Reserved - do not use!
5 Cooling
pulse
Circuit:
Operation
= relay powered
Alarm
= relay not powered
ALARM
Alarm output (34)
(for external alarm signal)
This potential-free change-over contact is activated in case of
an alarm when pins 2 and 3 are connected.
Switching capacity
max. 30 W / 40 VA
Switching voltage
max. 125 V
∼
/
−
Switching current
max. 1 A
4
1
3
2
SF
INT
EXT
Socket for temperature sensors (19, 20, 21)
Pin assignment:
Pin
Signal
1
2
3
Voltage-
4
Current-
