Guildline 6634A Resistance Standard, Руководство оператора

Страница: 11 / 22

Section 2
OM6634A-B-02
4 January 2019 2-1
2. SPECIFICATIONS
2.1. GENERAL SPECIFICATIONS
MODEL 6634A RESISTANCE STANDARD
General Specifications
Operating Temperature
+23

5
°C
+73

9
°F
Storage Temperature
-20 to +60 °C
-4 to +140 °F
Operating Humidity (non-condensing) < 70 % RH
Storage Humidity (non-condensing) < 90 % RH
Temperature Stability (24 hours)
(exclusive of the self heating effects
of the resistors)
30

0.003
°C
86

0.005
°F
Temperature Stability (1 year)
(exclusive of the self heating effects
of the resistors)
30

0.01
°C
86

0.02
°F
Cold Power on Stabilization Time to
Specified Accuracy 36 hours
Power Requirements 15 VA
Voltage Requirements
100, 120, 220 or 240

10%
VAC
Line Frequency
50 or 60

5%
Hz
Dimensions (Nominal) (1) D 503, W 440, H 132 mm
D 19.8, W 17.4, H 5.2 in
Weight Bench Top 11 kg
24 lb
Rack Mount 9.4 kg
20.7 lb
Table 2-1: General Specifications
Notes:
1. The width including rack-mount ears is 480 mm (18.9 in). The height including bench
top feet is 142 mm (5.6 in).