58  S-Class 
Communications  
 
Interface  USB, RS-232 (DB-9), and IEEE 1284 
Compliant Centronics Parallel
 
 
Baud Speed 
 
600 to 38,400 bits per second (BPS) 
 
Handshaking 
 
Xon/Xoff, CTS, DTR 
 
Parity 
 
Even, Odd, or None 
 
Stop Bits 
 
1 or 2 
 
Data Bits 
 
7 or 8 
 
Control (Front) Panel  
 
Buttons:  Dual Purpose: Pause/F1; Feed/F2; and Test/F3 
 
Indicators:  Power, Fault and On-Line. 
 
Potentiometer:  0-20 darkness settings  
 
Electrical 
 
Grounding:  Unit must be connected to a properly 
grounded receptacle. 
 
AC Input Voltage 
 
90 – 132 or 180 – 264 VAC @ 47–63 Hz, 
auto-ranging. 
 
Environmental 
 
Dust: Non-conducting, non-corrosive 
 
Electromagnetic Radiation:  Moderate RF fields can be tolerated 
 
 
Operating Temperature 
 
40° F to 100° F (4° C to 38° C) 
 
Humidity 
 
10% − 95% non-condensing