Julabo F33-SD - Page 30

Electrical connections
30
REG+E-PROG
Programmer input / Temperature recorder output (21)
Pin Signal
1 Output: temperature external sensor 0 to 10 V
1)
2 Output: temperature internal sensor 0 to 10 V
1)
(
1)
0 V = -100 °C, 10 V = 400 °C)
3 GND for outputs 0 V
4 Input: programmer
see „Pr - progammer type“, page 23
5 Output: setpoint (dependent from the adjustment made
under menu item „Pr - progammer type“)
at Pr 0 0 to 20 mA
2)
at Pr 1 0 to 20 mA
2)
(
2)
0 mA = -100 °C, 20 mA = 400 °C)
at Pr 2 4 to 20 mA
3)
(
3)
4 mA = -100 °C, 20 mA = 400 °C)
6 GND for programmer 0 V

Use shielded cables only.
 Control output (22)
The  connector may be used for control of JULABO refrigerated
circulators or as output for alarm messages.
Pin assignment:
Pin Signal
1 +24 V ( 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

Use shielded cables only.