-10-
AC Input (DR*-****FU)
DC Input (DR*-****BD)
*1 The delay time varies depending on the input filter setting. This setting is common for all points.
*2 The terminals used for the high-speed counter are I1 (up counter) and I2 (down
counter).
ON Voltage
OFF Voltage
OFF -> ON
ON -> OFF
Input Impedance
350k
Ω
Rated Current
Input Voltage
100VAC to 240VAC
Rated Frequency
50/60Hz
0.6mA
No. of Input Points
8 Points (DR2-B121FU)
12 Points (DR2-*201FU)
16 Points (DR3-B261FU)
6 Points (DR*-*101FU)
Insulation Method
No insulation between input points,
and between input points and power supply
79VAC or more (0.1750mA or more)
40VAC or less (0.05mA or less)
50ms
50ms
Input Signal Display
via LCD (Models DR*-B***** only)
Operating Voltage
Input Delay
I1 to IA
IB to IG
7.4k
Ω
(At ON)
12k
Ω
(At ON)
ON Voltage
15VDC or more
(2.20mA or more)
15VDC or more
(1.20mA or more)
OFF Voltage
5VDC or less
(0.75mA or less)
5VDC or less
(0.45mA or less)
OFF -> ON
0.3ms (FAST)/
3ms (SLOW)
*1
3ms (Fixed)
ON -> OFF
0.5ms (FAST)/
5ms (SLOW)
*1
5ms (Fixed)
1kHz
-
Input Voltage
24VDC
16 Points (DR3-B261BD)
4mA
12 Points (DR2-*201BD)
Rated Current
Input Impedance
6 Points (DR*-*101BD)
Maximum Frequency
*2
Model Number
Insulation Method
No insulation between input points,
and between input points and power supply
Input Delay
(Letters in parentheses
indicate filter setting)
Input Signal Display
via LCD (Models DR*-B***** only)
Operating Voltage
No. of Input Points
8 Points (DR2-B121BD)
