Operating instructions

71
Gem
plus
Series
Model GC1603P GC803S GC803P GC2502
Weighing capacity ct 800/1,600 800 400/800 2,500 (500 g)
Readability ct 0.001/0.01 0.001 0.001/0.01 0.01
1
)
Tare range (subtractive) ct –1,600 –800 –800 –2,500
Repeatability (std. deviation) <± ct 0.001/0.01 0.001 0.001/0.01 0.01
Linearity <± ct 0.002 0.001 0.001 0.01
Response time (average) s < 2
Operating temperature range °C +10.… +30°C (50°F to 86°F)
Allowable ambient
operating temperature °C +5.… +40°C (41°F to 104°F)
Sensitivity drift within
+10… +30°C <±/K 1 ·10
–6
1 ·10
–6
1 ·10
–6
2 ·10
–6
External calibration weight g 200 + 100 (E2) 100 (E2) 200 (F1)
(of at least accuracy class…) 100 (E2)
Net weight, approx. kg 6.1
Pan size (inner diameter)* mm 80 d 80 d 80 d 110 d
Pan surface* cm
2
64 64 64 120
Weighing chamber height
(from pan to cover) mm 162
Dimensions (W+D+H) mm 213+342+270
AC power source/ V~ AC adapter, 230 V or 115 V, +15%…–20%
Power requirements (protection rating IP20)
Frequency Hz 48 – 60
Power consumption (average) VA maximum 16; typical 8
Approx. hours of operation
with the YRB08Z
rechargeable battery pack h 22 22 22 27
Selectable weight units Grams, carats, pounds, ounces, Troy ounces, Hong Kong taels,
Singapore taels, Taiwanese taels, grains, pennyweights, milligrams,
parts per pound, Chinese taels, mommes, Austrian carats, tola,
baht and mesghal
Built-in interface RS-232/V24-V28
Format: 7-bit ASCII, 1 start bit, 1 or 2 stop bits
Parity: Mark, odd, even or space
Transmission rates: 150 to 19,200 baud
Handshake mode: Software or hardware
1
) For readability 0.005 ct, select menu code 1 8 1 or 3 2 1 (see “Configuring the Balance/Scale”)
* Three-sided weighing pan: d = Diameter of inner circle.
The cross-hatched section can be fully utilized.