TECHNOLOG Cello 4S, Product Manual, Page: 27 / 43

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Information contained in this document subject to
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Sheet 27 of 43
Technolog Limited,
Ravenstor Road,
Wirksworth,
DE4 4FY,
United Kingdom T: +44 (0) 1629 823611
E: techsupport@technolog.com
www.technolog.com
DMR No.: 7504
2099PM9000 Rev. B
Standard connections - Port 4:
Universal eight signal connection
(continued)
Input = Analogue, 4 to 20mA current (loop powered):
Input = Analogue, 4 to 20mA current (self powered):
Notes
1) For details of the required manual settings of the JP2-x and JP5 'dip switch' settings refer to the "Universal eight
signal input (4-20mA) 'dip switch' setting options" section of this document.
2) "Output 1" and "Output 2" are each capable of powering a maximum of 4x 4-20mA loops.
4 to 20mA
+V
GPi1 to GPi8
GND (0V)
+3V3
Output 1 or 2 (12V or 3V3)
VO+ (3V3)
+3V3 +12V
+V
GPi1 to GPi8
GND (0V)
+3V3
Output 1 or 2 (12V or 3V3)
VO+ (3V3)
+3V3 +12V
JP5 manual
'DIP' switch
= ON
4 to 20mA
Internal JP5
manual 'DIP'
switch = OFF
Internal JP2-x manual
'DIP' switch = ON
Internal 100
Ω
±
0.1%
precision resistor
enabled
Internal pull-down
resistor(s) enabled
in configuration file
330k
Ω
Internal debounce
capacitor(s) disabled
in configuration file
Internal pull-up
resistor(s) disabled
in configuration file
Internal JP2-x manual
'DIP' switch = ON
Internal 100 Ω ± 0.1%
precision resistor
enabled
Internal pull-down
resistor(s) enabled
in configuration file
330k Ω
Internal debounce
capacitor(s) disabled
in configuration file
Internal pull-up
resistor(s) disabled
in configuration file