12-2 Technical Data MN448
12.5 Digital & Analog I/O
Digital Inputs Specification
Voltage Range 8 – 30 V dc, Internal or External supply, NPN (positive logic)
Response Time < 8ms
Analog Inputs Specification
Range Current: 0-20mA, 4-20mA. 20mA max input current
Voltage: -10-10V (Analog Input 1 Only), 0-10V, 0-5V, 0/24V, 30V max input
Resolution Analog Input 1: 12-bit, <16ms response time (Uni-Polar)
Analog Input 2: 12-bit, <16ms response time (Uni-Polar)
Impedance Current Mode: 500R
Voltage Mode: > 100kR
Accuracy Better than 1% of full scale
Scaling & Offset Parameter adjustable
Analog Output Specification
Range Current: 0...20mA, 4...20mA, 20mA max
Analog: 0..10V, 0 / 24V (digital), 20mA max
Resolution 10-bit
Accuracy better than 1% of full scale
Relay Output
Max Switching Voltage: 250VAC, 30 VDC
Max Switching Current: 5A at 30 Volt DC, 6A at 250 Volt AC
Response Times
Command Source Response Time
Digital Input <8ms
Analog Input <16ms
Modbus RTU Interface <8ms from receipt of valid command
CAN Interface <8ms from receipt of valid command
Master / Slave Function <8ms, response, 60ms cycle
Power Stage <10ms to enable output
12.6 Output Current Limit
Overload Operation
EC Titanium provides the following maximum permissible overload current:
• 150% Output current / 60 Seconds Maximum
• 175% Output current / 2.5 Seconds Maximum
Maximum continuous output current and maximum permissible overload time may be adjusted according to the following:
• PWM Switching Frequency Selected
• Low Output Frequency
• High Ambient Temperature
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