5/17/2022 | MAN1278-03-EN
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1.12 Analog Inputs: Models R & A
Number of Channels
4
Input Ranges
0-20mA; 4-20mA;
PT100 RTD
RTD Temperature
Range
-58° to 392°F
(-50° to 200°C)
PT100 DIN
Nominal Resolution
12 Bits
Resolution
0.5°C
Safe Input Voltage
Range
-0.5V to 12V,
protection up to 24V
Input Impedance
(clamped @ -0.5VDC
to 12VDC)
Current Mode: 100
Ω
%AI Full Scale
10V, 20mA, 100mV:
32,000 full scale
RTD: 20 counts/°C
Max. Over Current
25mA
Max Error at 25
˚
C
(excluding Zero)
Adjusting Filtering may
Tighten
<
1.5% of full scale
Filtering
Select filter (0-7) to set
1-128 Scan Digital Run-
ning Average Filter
technical specifications continued...
1.13 Analog Outputs: Models R & A
Number of Channels
2
Output Ranges
4-20mA -
Nominal Resolution
12 Bits
Update Rate
Once per PLC scan
Max. Error at 25°C
(Excluding Zero)
<
1.5% of full scale
Maximum 20mA
Load
500
Ω
% AQ Full Scale
32,000
Protection
Protect against miswire up
to 24VDC auto-recover
page 2 of 8
1.9 Model R: Digital DC Outputs, Sinking,
Sourcing
Outputs per
Module
2 (PWM or HSC)
Commons per
Module
1
Type
Sinking
Absolute Max.
Voltage
28VDC
Output Protec-
tion
Short circuit
Max. Output per
Point:
Sinking
0.5A
Max. Output per
Point:
Sourcing
2.4mA @ 24V
Max. Voltage
Drop at Rated
Current
0.25VDC
Max Outrush
650mA
Min
Max
OFF to ON Time
(typical)
2.2
μ
s 2.2
μ
s+ scan time
ON to OFF Time
(typical)
13
μ
s
13
μ
s + scan time
PWM Out
65kHz
Rise Time
2.4
μ
s (typical @ 24V)
Fall Time
7.5
μ
s (typical @ 24V)
1.10 Relay Outputs: Model R
Outputs per
Module
6 Relay
Relay Contact Type Floating
Max. Output Cur-
rent per Relay
3A @ 60VAC, resistive
3A @ 30VDC, resistive
Max. Total Output
Current Combined
Relays
5A continuous
Max. Output
Voltage
3A @ 60VAC, resistive
3A @ 30VDC, resistive
Max. Switched
Power
150W
Contact Isolation
to Ground
1000VAC
Max. Voltage Drop at
Rated Current
0.5V
Expected Life (see
derating chart on
page 3)
No Load: 5,000,000
Rated Load: 100,000
Max. Switching
Rate
300 CPM at no load
20 CPM at rated load
Type
Mechanical Contact
Response Time
One update per ladder scan
plus 10 ms
1.11 Model A: Digital DC Outputs,
Sourcing
Outputs per Module
12 Including 2 Config-
urable PWM Outputs
Commons per Module 2
Type
Sourcing
Absolute Max. Voltage 28VDC
Output Protection
Short Circuit, Ther-
mal, Undervoltage
Max. Voltage Drop at
Rated Current
0.25VDC
Max Output per
Point: Sourcing
0.5A @ 24VDC
Min
Max
OFF to ON Time
(typical)
300
n
s
500ns +
scan time
ON to OFF Time
(typical)
300ns
475ns +
scan time
PWM Out
65kHz
Rise Time
150ns Max
Fall Time
150ns Max
1.8 Digital DC Inputs: Models R & A
Inputs per Module
12 Including 4 Config-
urable HSC Inputs
Commons per Module 1
Input Voltage Range
12VDC / 24VDC
Absolute Max.
Voltage
30VDC Max.
Input Impedance
10k
Ω
Input Current:
Positive
Logic
Negative
Logic
Upper Threshold
Lower Threshold
0.8mA
0.3mA
-1.6mA
-2.1mA
Min ON Threshold
8VDC
Max OFF Threshold
3VDC
OFF to ON Response
0.1ms
ON to OFF Response
0.1ms
Number of High
Speed Counters
4
Maximum Frequency
500kHz
Accumulator Size
32-bits each
Modes Supported
Totalizer, quadrature, pulse
measurement, frequency
measurement, set-point
controlled outputs
