High Resistance
Contents Applic. Selection Products GenRad Index
products
p. 2 pp. 4-8 pp. 9-11 pp. 12-90 pp. 50-90 p. 92
Decade Substituter
HRRS Series
One to seven decades up to 1 T
Economical high performance high resistance for
Low voltage coefficient - as low as 0.2 ppm/V
all laboratory, test, and calibration needs.
High accuracy - up to .01%
High stability - up to 10 ppm/yr
Excellent TC - as low as 5 ppm/°C
High voltage versions available
6 Decade HRRS High Resistance Substituter
SPECIFICATIONS
Resistance Decade Accuracy Option Max Voltage Maximum Temp. Voltage Stability
Per Step Resistance (Per Step) Voltage Coefficient Coefficient
Q B F
(V) ±ppm/°C ±ppm/V ±ppm/year
10 100 ±0.01% ±0.03% ±0.1% 2.5 V 25 15 0 10
100 1 k ±0.01% ±0.03% ±0.1% 8V 80 5 0 10
1 k 10 k ±0.01% ±0.03% ±0.1% 23V 230 5 0 10
10 k 100 k ±0.01% ±0.03% ±0.1% 70 V 700 5 0 10
100 k 1 M ±0.01% ±0.03% ±0.1% 230 V* 2000 5 0 10
1 M 10 M ±0.03% ±0.1% ±1% 1000 V* 2000 5 0.2 10
10 M 100 M ±0.03% ±0.1% ±1% 1000 V* 2000 15 0.2 50
100 M 1 G ±0.1% ±0.2% ±1% 1000 V* 2000 25 0.2 100
1 G 10 G ±0.2% ±0.5% ±1% 1000 V* 2000 50 1 500
10 G 100 G ±0.5% ±1% ±1% 1000 V* 2000 50 1 500
100 G 1 T ±0.5% ±1% ±1% 1000 V* 2000 200 5 500
* Subject to maximum of 2000 V (dc + ac peak); see HRRS-5kV Series (p. 20) for higher voltage.
Zero Resistance: <3 m per decade at dc. Model Dimensions Weight
Operating Conditions: 10°C to 40°C; <50% RH. 3 decades 31.2 cm W x 8.9 cm H x 10.2 cm D 1.4 kg
Terminals: Two five-way binding posts on 2 special, low leakage, (12.3" x 3.5" x 4.0") (3.0 lb)
Kel-F insulating sockets and one metal ground post, for shielding, 4 decades 37.5 cm W x 8.9 cm H x 10.2 cm D 1.6 kg
electrically connected to the case. (14.8" x 3.5" x 4.0") (3.5 lb)
Setting of value: 5 decades 1.9 kg (4.0 lb)
Standard: 11 positions, "0"-"10"; silver contacts, ceramic dielectric switch. 6 and 7 43.9 cm W x 8.9 cm H x 10.2 cm D 2.0 kg
decades (17.3" x 3.5" x 4.0") (4.5 lb)
ORDERING INFORMATION
Model* Total No. Resolution Total No. Resolution
Resistance of Model* Resistance of
( ) Decades () ( ) Decades ()
HRRS-F-1-100G 1T 1 100 G HRRS-B-5-1K 111.11 M 5 1k
HRRS-B-2-1M 110 M 2 1M HRRS-B-5-10K 1.111 1 G 5 10 k
HRRS-B-2-10M 1.1 G 2 10 M HRRS-B-5-100K 11.111 G 5 100 k
HRRS-B-2-100M 11 G 2 100 M HRRS-B-5-1M 111.11 G 5 1M
HRRS-B-2-1G 110 G 2 1G HRRS-B-6-10 11.111 1 M 6 10
HRRS-B-2-10G 1.1 T 2 10 G HRRS-B-6-100 111.111 M 6 100
HRRS-B-3-100K 111 M 3 100 k HRRS-B-6-1K 1.111 11 G 6 1k
HRRS-B-3-1M 1.11 G 3 1M
HRRS-B-6-10K 11.111 1 G 6 10 k
HRRS-B-3-10M 11.1 G 3 10 M
HRRS-B-6-100K 111.111 G 6 100 k
HRRS-B-3-100M 111 G 3 100 M
HRRS-B-3-1G 1.11 T 3 1G HRRS-B-7-10 111.111 1 M 7 10
HRRS-B-4-10K 111.1 M 4 10 k HRRS-B-7-100 1.111 111 G 7 100
HRRS-B-4-100K 1.111 G 4 100 k HRRS-B-7-1K 11.111 11 G 7 1k
HRRS-B-4-1M 11.11 G 4 1M HRRS-B-7-10K 111.111 1 G 7 10 k
HRRS-B-4-10M 111.1 G 4 10 M
Single Decade Version See HARS-X data sheet (p. 16)
* Replace "B" with "Q" for higher grade accuracy; OPTIONS
replace "B" with "F" for 1% accuracy. - RM Rack mountable case for standard 19" rack
- K Kelvin type 4-terminal binding posts
- RO Rear outputs
IET LABS, INC. in the GenRad Tradition
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim 19
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
High Resistance
Contents Applic. Selection Products GenRad Index
products
p. 2 pp. 4-8 pp. 9-11 pp. 12-90 pp. 50-90 p. 92
5 kV Decade Substituter
HRRS-5kV Series p. 1 of 2
Economical high performance high resistance for
all laboratory, test, and calibration needs.
High accuracy - to .01%
High stability - to 10 ppm/yr
Excellent TC - as low as 5 ppm/°C
Low current solid silver alloy contact switches
One to seven decades up to 1 T
Low voltage coefficient - as low as 0.2 ppm/V
6 Decade HRRS High Resistance Substituter
SPECIFICATIONS
Decade Resistance Accuracy Option** Max Voltage* Maximum* Temp. Voltage Stability
Resistance per step per step Voltage Coefficient Coefficient
Q B F
±ppm/°C ±ppm/V ±ppm/year
100 10 ±0.01% ±0.03% ±0.1% 2.5 V 15 0 10
1 k 100 ±0.01% ±0.03% ±0.1% 8V 5 0 10
10 k 1 k ±0.01% ±0.03% ±0.1% 23V 5 0 10
100 k 10 k ±0.01% ±0.03% ±0.1% 70 V 5 0 10
1 M 100 k ±0.01% ±0.03% ±0.1% 230 V 5 0 10
10 M 1 M ±0.03% ±0.1% ±0.5% 1000 V 5000 V 15 0.2 10
100 M 10 M ±0.03% ±0.1% ±1% 3500 V 5000 V 15 0.2 25
1 G 100 M ±0.1% ±0.2% ±1% 5000 V 5000 V 25 1.5 100
10 G 1 G ±0.2% ±0.5% ±1% 5000 V 5000 V 25 5 500
100 G 10 G ±0.5% ±1% ±1% 5000 V 5000 V 25 5 500
1 T 100 G ±0.5% ±1% ±1% 5000 V 5000 V 200 5 500
* dc + ac peak
Zero Resistance: <3 m per decade at dc. Dimensions: 43.2 cm W x 14.2 cm H x 13.5 cm D (17" x 5.6" x 5.3"). for
Operating Conditions: 10°C to 23 °C; <50% RH. 3 and 4 decades
Terminals: Two five-way binding posts on 2 special, low leakage, Setting of value:
Kel-F insulating sockets and one metal ground post electrically
Standard: 11 positions, "0"-"10"; silver contacts, high voltage switch.
connected to the case.
Binding Posts (optional): units use binding posts and shorting
links in lieu of rotary switches to set resistance values.
HRRS-5KV High Resistance Substituter with Single decade HRRS-5KV High Resistance
binding posts; various and custom configurations Substituter with binding posts; various and custom
are available configurations are available
IET LABS, INC. in the GenRad Tradition
20
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
High Resistance
Contents Applic. Selection Products GenRad Index
products
p. 2 pp. 4-8 pp. 9-11 pp. 12-90 pp. 50-90 p. 92
5 kV Decade Substituter
HRRS-5kV Series p. 2 of 2
ORDERING INFORMATION
Total No. Resolution Total No. Resolution
Model* Resistance of Model* Resistance of
( ) Decades () ( ) Decades ()
HRRS-F-1-100G-5KV 1T 1 100 G HRRS-B-5-1K-5KV 111.11 M 5 1k
HRRS-B-2-1M-5KV 110 M 2 1M HRRS-B-5-10K-5KV 1.111 1 G 5 10 k
HRRS-B-2-10M-5KV 1.1 G 2 10 M HRRS-B-5-100K-5KV 11.111 G 5 100 k
HRRS-B-2-100M-5KV 11 G 2 100 M HRRS-B-5-1M-5KV 111.11 G 5 1M
HRRS-B-2-1G-5KV 110 G 2 1G HRRS-B-6-10-5KV 11.111 1 M 6 10
HRRS-B-2-10G-5KV 1.1 T 2 10 G HRRS-B-6-100-5KV 111.111 M 6 100
HRRS-B-3-100K-5KV 111 M 3 100 k HRRS-B-6-1K-5KV 1.111 11 G 6 1k
HRRS-B-3-1M-5KV 1.11 G 3 1M
HRRS-B-6-10K-5KV 11.111 1 G 6 10 k
HRRS-B-3-10M-5KV 11.1 G 3 10 M
HRRS-B-3-100M-5KV 111 G 3 100 M HRRS-B-6-100K-5KV 111.111 G 6 100 k
HRRS-B-3-1G-5KV 1.11 T 3 1G HRRS-B-7-10-5KV 111.111 1 M 7 10
HRRS-B-4-10K-5KV 111.1 M 4 10 k HRRS-B-7-100-5KV 1.111 111 G 7 100
HRRS-B-4-100K-5KV 1.111 G 4 100 k HRRS-B-7-1K-5KV 11.111 11 G 7 1k
HRRS-B-4-1M-5KV 11.11 G 4 1M HRRS-B-7-10K-5KV 111.111 1 G 7 10 k
HRRS-B-4-10M-5KV 111.1 G 4 10 M
Single Decade Version See HARS-X data sheet (p.
* Replace "B" with "Q" for higher grade accuracy; 16)
replace "B" with "F" for 1% accuracy. OPTIONS
- RM Rack mountable case for standard 19" rack
- K Kelvin type 4-terminal binding posts
- RO Rear outputs
- BP Binding posts in lieu of rotary switches
CompuMess Elektronik GmbH · Lise-Meitner-Str.1 · 85716 Unterschleissheim
Tel 089-321501-0 · Fax 089-321501-11 · www.compumess.de · www.netzteile.de
IET LABS, INC. in the GenRad Tradition
21