2
GENERAL PRESENTATION
These decade boxes come in metal casing with a male terminal
linked to the casing for earthing and female terminals for a
direct connection to each decade.
2.1
RESISTANCE BOXES
4 modls for values 0 Ω to:
11,111kΩ in 4 decades (BR04)
111,111kΩ in 5 decades (BR05)
1,111111MΩ in 6 decades (BR06)
11,111111MΩ in 7 decades (BR07)
2.1.1
Characteristics:
Residual resistance is around 0.1Ω.
Uncertainty is ± 1% of the displayed value (residual resistance
deducted).
Model
X10
X100
X1Ω
Ω
Ω
BR04
+
+
+
BR05
+
+
+
BR06
+
+
+
BR07
+
+
+
Uncertainty
±1%
±1%
±1%
I max
700
200
70
mA
DC
2.1.2
Recommendations for use:
Use short and strong section cables for low values.
Do not exceed the maximum intensity allowed for each decade.
The access terminals for each decade are used to produce
resistant dividers.
2.2
CAPACITOR BOXES
1 model (BC05) for a total capacity of 11,1111 F in 5 decades.
2.2.1
Characteristics:
Residual capacity is around 25pF.
Uncertainty is ± 2% of the displayed value (capacity resistance
deducted).
Model
X100pF
X1nF
BC05
+
+
Uncertainty
2%
2%
BR04-05-06-07 – BC05 – BL07
Decade
X1kΩ
X10kΩ
X100kΩ
X1MΩ
+
/////
/////
/////
+
+
/////
/////
+
+
+
/////
+
+
+
+
±1%
±1%
±1%
±1%
20
7
1
0.1
Decade
X10nF
X100nF
X1 F
+
+
+
2%
2%
2%
15