Do-more T1H Series PLC User Manual, 1st Edition, Rev. C
6–21
Chapter 6: Specifications - Analog I/O Modules
T1F-8AD4DA-1 - 8 Channel Analog Current Input /
4 Channel Analog Current Output
Input Channel Specifications
Number of Channels
8, single ended (1 common)
Input Ranges
0–20mA, 4–20mA, - 20 to 20mA
Resolution
14 bit (13 bit plus sign bit)
Module Addressing
8 input bits (X-not used); 8 input words (WX)
Frequency Response
Input active low-pass filter
-3db @ 100Hz, -20db/ decade
Input Resistance
250
q
Absolute Maximum Ratings
8V max. Input
Conversion Time
5ms per channel
Linearity Error
±2 count max.
Input Stability
±1 count
Full Scale Error
(Offset Error not included)
16 counts max.
Offset Error
2 counts max.
Max. Full Scale Inaccuracy
(% of full scale);
all errors included
0.18% @ 25
!
C
0.36% @ 60
!
C
Recommended Fuse
0.032 A, Series 217 Fast Acting
Module General Specifications
CPU Update Rate
1 channel per scan
Base Power Required
75mA @ 5VDC
External Module Power
Supply
21.6–26.4 VDC, 50mA, class 2
(plus 20mA per channel loop)
Operating Temperature
0 to 60
!
C (32 to 140
!
F)
Storage Temperature
-20 to 70
!
C (- 4 to 158
!
F)
Accuracy vs. Temperature
±50ppm/
!
C max. full scale
Relative Humidity
5 to 95% (non-condensing)
Environmental Air
No corrosive gases permitted
Vibration
MIL STD 810C 514.2
Shock
MIL STD 810C 516.2
Noise Immunity
NEMA ICS3-304
Weight
136g
0 1 2 3 4 5 6 7
0
1
2
3
T1F-8AD4DA-1
mm (in.)
Commons (not isolated)
8 9 10 111213 1415
0 1 2 3 4 5 6 7
) 5
1 .
3 (
0 8
) 4
1 .
2
( 3 .
4 5
) 1
0 .
1 (
7 .
5 2
9.2 (0.36)
8.1 (0.32)
8.1 (0.32)
89 (3.5)
COM 0
COM 1
COM 2 COM 3
V 0
V 1
V 2
V 3
83.3 (3.28)
Side View
Equivalent Output Circuit
NOTES:
1. Shields should be connected to the 0 V terminal of the module or the 0 V of
the power supply.
2. Unused current outputs should remain open (no connections) for minimum
power consumption.
Load
250 ohms
typical
0 – 20mA
20mA
0mA
4095
0
4 – 20mA
20mA
4mA
4095
0
Output Signal Ranges
Note:
V 0 and
V 1 internally
connected
Note:
V 2 and V 3
internally connected
to Commons
T1F-16DA-1
Loop Supply
18-30 VDC
Module Supply
24 VDC
A to D
Converter
hc
ti
w
S
go
la
n
A
250
ohms
+
–
+
Fuse
Equivalent Input Circuit
3–Wire
Current
Transmitter
See NOTE
Input
V 0
V 1
Internal Module Circuitry
Transmitter Supply
18-30 VDC
Module Supply
24 VDC
V 1
Equivalent Input Circuit
0 – 20mA
20mA
0mA
8191
0
4 – 20mA
20mA
4mA
8191
1638
–20 to 20mA
20mA
–20mA
8191
–8191
0mA
Input Signal Ranges
0
Input Range/Resolution
