KERN & SOHN VFS 2T1 Addendum - Manual (Page 6)

EPM205 - Technical reference - Rev. A Page 6
Advanced Printing Systems
2. GENERAL CHARACTERISTICS
Item Specification
Printing method Thermal dot line printing
Number of dots/line 384
Dots density (dot/mm) 8
Printing width (mm) 48 (centred on paper)
Paper width (mm) 58 +0/-1
Paper roll size (mm) Max. Ø49.5 (outside diameter)
Paper feed pitch (mm) 0.0625 (every 1 step of the motor drive signal)
Printing pitch (mm) 0.125 ( every 2 steps of the motor drive signal)
Paper feed tension (gf) 50 or more
Paper hold tension (gf) 80 or more
Dimensions W x D x H (mm) 79.1 x 77.8 x 60
Weight (g) Approx. 95
Head temperature detection Thermistor
Head-up detection Photo-interrupter
(gathered with the paper end sensor)
Paper end detection Photo-interrupter
Operating voltage range (V) EPM205-LV Dots : 2.7-7.2 / Logic: 2.7-5.25
EPM205-HS Dots : 4.5-8.5 / Logic: 2.7-5.25
1.9 A (Head dots)
0.5 A (Motor) At printing (5V):
(64 dots
ON )
50 mA (Head Logic)
0.5 A (Motor)
Current consumption
At paper feeding (5V):
<100 µA (Head Logic)
Recommended Paper JUJO-AF50KS-E (standard grade)
JUJO-AF50KS-E3 (high sensitivity)
Equivalent types can be used
Operating temperature range (°C) 0/+50
Operating humidity (RH%) 20-85 (no condensation)
Storage temperature range (°C) -25/+70
Storage humidity (RH%) 10-90 (no condensation)
Mechanism life
Durability Basic conditions Maximum variations
Thermal head
pulse resistance 100 million
pulses
Abrasion/wear
resistance 50 km of paper
Max. 15% in resistance
value (Ω) of any dot, from
its initial value
Cover Group,
Opening/closing
cycle 2000 operations
or more
- Room temp.: 20 ÷ 25 °C
- Head temp.: 65 °C max.
- Rated energy
-