Strain Gauges: 600-603 ½ - bridge 4mA dual current 610-613 ½ - bridge, 0.8mA dual current The last digit in the code sets the 620-623 ¼ - bridge, 4mA dual current range: 630-633 ¼ - bridge, 0.8mA dual current 0 = auto-ranging, 640-643 Full-bridge, 8mA drive 1 = 200mV range, 650-653 Full-bridge, 1.6mA drive 2 = 200mV range, 660-663 Three-wire, 4mA drive 3 = 2V range 670-673 Three-wire, 0.8mA drive Table 2.5: Mode Codes for IMP type 2A (Digital) Code, m Mode Set Comments 000 Skip 700 Digital status Event count totalise: On receipt of a measurement trigger, keeps a 740 -ve going edge. continuous count of events. This count may be 741 +ve going edge. cleared either by the CL command or by setting the 742 +ve or going edge channel mode again to event count totalise. –ve Event count increment: A continuous count of events is kept since the last 750 -ve going edge trigger. On receipt of the next trigger, the event 751 +ve going edge count is stopped, the result is sent to the PC and 752 +ve or going edge another event count is begun. –ve Event capture: 760 -ve going edge Enabled by EV command only 761 +ve going edge 762 +ve or going edge –ve 800 Switch output off (high) For digital output, set channel to or logic ‘1’ ‘0’ 801 Switch output on (low) Frequency Measurement: 900 gate time = 10ms 901 gate time = 100ms 902 gate time = 1s 903 gate time = 10s Multiple periods: 910 1 period Returns the time over which periods are counted. 911 10 periods Measurement starts on the negative-going edge. 912 100 periods 913 10000 periods ‘One-shot’ time: 920 -ve going start, +ve going stop Measures pulse width –ve
Strain Gauges: 600-603 ½ - bridge 4mA dual current The last digit in the code sets the range: 0 = auto-ranging, 1 = 200mV range, 2 = 200mV range, 3 = 2V range 610-613 ½ - bridge, 0.8mA dual current 620-623 ¼ - bridge, 4mA dual current 630-633 ¼ - bridge, 0.8mA dual current 640-643 Full-bridge, 8mA drive 650-653 Full-bridge, 1.6mA drive 660-663 Three-wire, 4mA drive 670-673 Three-wire, 0.8mA drive Table 2.5: Mode Codes for IMP type 2A (Digital) Code, m Mode Set Comments 000 Skip 700 Digital status Event count totalise: On receipt of a measurement trigger, keeps a continuous count of events. This count may be cleared either by the CL command or by setting the channel mode again to event count totalise. 740 -ve going edge. 741 +ve going edge. 742 +ve or –ve going edge Event count increment: A continuous count of events is kept since the last trigger. On receipt of the next trigger, the event count is stopped, the result is sent to the PC and another event count is begun. 750 -ve going edge 751 +ve going edge 752 +ve or –ve going edge Event capture: 760 -ve going edge Enabled by EV command only 761 +ve going edge 762 +ve or –ve going edge 800 Switch output off (high) For digital output, set channel to logic ‘1’ or ‘0’ 801 Switch output on (low) Frequency Measurement: 900 gate time = 10ms 901 gate time = 100ms 902 gate time = 1s 903 gate time = 10s Multiple periods: Returns the time over which periods are counted. Measurement starts on the negative-going edge. 910 1 period 911 10 periods 912 100 periods 913 10000 periods ‘One-shot’ time: 920 -ve going start, +ve going stop Measures –ve pulse width
3595-4U%20User%20Manual.docx