Siemens Simatic S7-300 - Page 289

Analog modules
6.7 Analog input module SM 331; AI 8 x 12 Bit;(6ES7331-7KF02-0AB0)
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
6-55
Technical data
Operational limit (across temperature range, relative to input range)
• Voltage input
80 mV
250 mV to 1000 mV
2.5 V to 10 V
± 1 %
± 0,6 %
± 0,8 %
• Current input
3.2 mA to 20 mA ± 0,7 %
• Resistance
150 Ω; 300 Ω; 600 Ω ± 0, 7 %
• Thermocouple
Types E, N, J, K, L ± 1, 1 %
• Resistance thermometers
Pt 100/Ni 100 ± 0, 7 %
Pt 100 Klima ± 0, 8 %
Basic error limit (operational error limit at 25 °C, relative to input range)
• Voltage input
80 mV
250 mV to 1000 mV
2.5 V to 10 V
± 0,7 %
± 0,4 %
± 0,6 %
• Current input
3.2 mA to 20 mA ± 0,5 %
• Resistance
150 Ω; 300 Ω; 600 Ω ± 0,5 %
• Thermocouple
Types E, N, J, K, L ± 0,7 %
• Resistance thermometers
Pt 100/Ni 100 ± 0,5 %
Pt 100 Klima ± 0,6 %
Temperature error (relative to input range) ± 0.005 %/K
Linearity error (relative to input range) ± 0,05 %
Repetition accuracy (in transient state at 25 °C, relative to
input range)
± 0,05 %
Temperature error of internal compensation ± 1 %
Status, interrupts, diagnostics
Interrupts
• Hardware interrupt when limit has been exceeded
• Diagnostic interrupt
programmable
Channels 0 and 2
programmable
Diagnostics functions
• Group error display
• Reading diagnostics information
programmable
red LED (SF)
supported