Kistler-Morse KM Weigh II - Manual (Page 67)

Appendix A. Product Specifications
A-1
Appendix A. Product Specifications
Integral Display and Operator Interface
Display: Large, alphanumeric liquid crystal; two lines of 16 characters, each line
independent; user programmable IDs; selectable bar graph or engineering
units format. Optional backlight available
Data Entry: Integral 24-key alphanumeric sealed membrane tactile keypad
Setup: Menu-driven prompts
Memory: NVRAM (non-volatile RAM)
Serial Communications: RS-422 or RS-485 (optical isolation standard)
Baud Rate: 1200, 2400, 4800, 9600, or 19,200
Input:
Transducers/Sensors: All Kistler-Morse half-bridge, full-bridge foil gage
Excitation: Programmable between 5 and 12.5 volts @ 114 mA per
channel
Resolution: Selectable 16 bit (1 part in 65,536) to 21 bit
(1 part in 2,097,152)
Conversion Speed: Single Vessel System: 16 bit—25 mSec,
19 bit—125 mSec, 21 bit—512mSec; Multi-Vessel Scanner Card
(per channel):16 bit—76 mSec, 19 bit—376 mSec, 21 bit—1.535 Sec
Span: Programmable between ±3.0V @ 12 V excitation, Gain = 1;
±19.5 mV @ 10V Excitation, Gain = 128
Temperature Stability: Zero 1 ppm/ºC; Span 5 ppm/ºC
Common Mode Rejection: 92 db min @ DC; 150 db min at 60 Hz
Normal Mode Rejection: 100 db min @ 60 Hz
Option Cards
Input card: 4 vessel input card
PLC Interface Option: Allen-Bradley RIO - 32 channel block transfer, 6 channel discreet transfers;
Profibus-DP Slave
Relay Output option: Form “C” SPDT, programmable, 10 A 110 VAC, 8 A 230 VAC non-inductive, 10
A 30 VDC; available as plug in modules of 2, 4, 5, and 8 relays each (2&4 are Combi-cards)
4-20mA Output Option: Isolated 600 ohms maximum or externally powered to 1000 ohms, 12 bit
resolution; available as plug in modules of 1, 2, 4, and 8 outputs with common isolationl; must be
installed in third option slot
Combi-Card option: On combi-card per unit; combinations are 2 relays, 1 current; 4 relays, 1
current; 2 relays, 2 currents; or 4 relays, 2 currents
*A maximum of three plug-in option cards can be added
Electrical
DC Power: 24 V ± 10% 2A
AC Power: 100 VAC ±10% 50/60 Hz; 115 VAC ±10% 50/60 Hz; 230 VAC ±10% 50/60 Hz 35 VA
Environmental
Operating Temperature. 32º to 122º F (0º to 50º C)
Enclosure: NEMA 4X fiberglass reinforced polyester (FRP), NEMA 4X stainless steel
Humidity: 1% to 95% (non-condensing)
Storage: -4º to 140º F (-20º to 60º C)
Physical
Dimensions: Polycarbonate: 12.0 in. (305 mm) x 10.75 in. (273 mm) x 5.62 in. (143 mm)
Weight: 20 lbs (9 kg)