EXCEL 100C INSTALLATION INSTRUCTIONS
17
EN1R-0144GE51
R1007
Pull-Up Resistor Handling
A
D
18.2 k
(pull-up)
Ω
100 k
Ω
100 k
Ω
5 V
A
D
24.9 k
(pull-up)
Ω
150 k
Ω
49.9 k
Ω
10 V
A
D
24.9 k
(pull-up)
Ω
150 k
Ω
49.9 k
Ω
10 V
Case 1
Case 2
Case 3
Fig. 1. Input circuit diagram
Table 6. Pull-up resistor handling
pull-up
load-free voltage
device
voltage hardware
de-
activated
by @
(8
configured
by DIP
switch
configured
by plug-in
activated
for DI on AI
input
circuit
diagram
(Fig. 1)
with NTC
or low-
impedance
input
for voltage
input or
high-
impedance
input
XF521,
XF521A
fixed
NO
YES
case 2
8.89 V
XF526 fixed
NO
NO
YES
case 2
8.89 V
XFL521,
XFL521A/B
10 V
YES
(3
config.
(6
case
1
8.89 V
Smart I/O
XFC
5 V
optional
switch-off
YES
(4
YES
YES
(7
case 3
5 V
0 V
XL20
fixed
NO
YES
case 2
8.89 V
XL50
optional
switch-off
YES
(2
YES
(5
case 1
0 V
XL100,
XL100A
fixed
NO
YES
case 2
8.89 V
XL100B
NO
YES configurable
XL100C
10 V
optional
switch-off
YES
(1
NO
NO
YES
(5
case 1
8.89 V
0 V
(1
controller firmware
≥
2.03;
(2
controller firmware
≥
2.02;
(3
controller firmware
≥
2.03 (local/shared mode), CARE
≥
5.00.01 (open mode);
(4
CARE
≥
5.00.01;
(5
controller firmware < 2.04;
(6
controller firmware < 2.04 (local/shared mode), CARE
≥
5.01.xx (open mode);
(7
CARE
≥
5.01.xx;
(8
Assigning "@" as first digit of input characteristic name (e.g.: "@0-10V") in CARE text editor disables the pull-up resistor.
