ML20135E851
| ML20135E851 | |
| Person / Time | |
|---|---|
| Issue date: | 10/01/1996 |
| From: | Steven Baggett, Doug Broaddus NRC |
| To: | |
| Shared Package | |
| ML20135E854 | List: |
| References | |
| SSD, NUDOCS 9612120116 | |
| Download: ML20135E851 (4) | |
Text
.
l i
i REGISTRY OF RADIOACTIVE SEALED SOURCES AND DEVICES-l SAFETY EVALUATION OF DEVICE HQ,_ : NR-8062-D-801-E DATE: October 1, 1996 PAGE 1 OF 3
[
t DEVICE TYPE:
Smoke Detector l
l l
i MODEL:
UT-330.
{
i f
i MANUFACTURER / DISTRIBUTOR:
Unitec Inc.
3990 South Mariposs Englewood, CO 80110 i
SEALED SOURCE MODEL DESIGNATION:
Amersham Model:.AMM-1001H or f
NRD Model: A-001 1
l ISOTOPE:
MAXIMUM ACTIVITY:
I Americium-241 1.0 microcurie (37 kBq)
.l i
i LEAK TEST FREOUENCY:
Not-Required i
l PRINCIPAL USE:
(P) Ion Generator, Smoke Detector I
I i
i i
CUSTOM DEVICE:
YES X
NO l
[
l l
1 9612120116 961001
~
t
}
t l
REGISTRY OF. RADIOACTIVE SEALED SOURCES AND DEVICES l
SAFETY EVALUATION OF DEVICE i,
(
i l
HQ2: NR-8062-D-801-E.
DATE: October 1, 1996 PAGE 2 OF 3 DEVICE TYPE:
Smoke Detector l
L DESCRIPTION:
?
i The model UT-330 is ' designed for use as a residential type smoke detector.
This unit is constructed as follows:
A one microcurie i
L (37.0 kBq) Americium-241 foil source (manufactured by either Nuclear-Radiation Developments or Amersham Corporation) is e
secured by' crimping to a tin or nickel plated brass holder which l
is soldered at the holder base to the circuit board.
The source and holder are protected by an aluminum ion chamber cover which is secured to the circuit board by tamper resistant screws.
The circuit board and ion chamber are attached by two standard screws to a high impact plastic base.
Fitted to this base is a slotted l
l high impact' cover with small mesh screen wire insert.
This snap-3 on cover protects the electronic and ionization chamber l
components from impact and sbrasion.
[
l l
Unitec. Incorporated ceased operations in mid-1983.
The State of Colorado verified that Unitec's Colorado license (176-01) was terminated October 12, 1983.
Based on these, Unitec's distribution license was retired in 1984 when it' expired.
[
l As of the date of this document,-the model UT-330 is no longer distributed by Unitec, Inc.
REFERENCES:
The following supporting documents for the Model UT-330 smoke l
l detector device are hereby incorporated by reference and are made a part of this registry document.
l
- NRC Region IV memorandum to file dated October 29, 1984.
l t
- Western Radiation Consultants, Incorporated letter dated l
August 12, 1982.
l
- Unitec's application dated December 3, 1981, and letters dated March 1, 1982, April 12, 1982, September 2, 1982, and l
l September 15, 1982, with enclosures thereto.
1 l
i i
i
. ~ _. -
l REGISTRY OF RADIOACTIVE SEALED SOURCES AND DEVICES SAFETY EVALUATION OF DEVICE l
NO.: NR-8062-D-801-E DATE: October 1, 1996 PAGE 3 OF 3 i
DEVICE TYPE:
Smoke Detector l
l ISSUING AGENCY:
l U.S. Nuclear Regulatory Commission b
Date:
October 1, 1996 Reviewer:
wu
- Dougl s A.
Broaddus i
Date:
October 1, 1996 Concurrence:
/< M
. /M d / Steven Y. Baggett i
Y l
l
f PAGE1 NRC FORM 567 U. S. NUCLEAR REGULATORY COMMLSION N-REQUEST FOR A SEALED SOURCE OR DEVICE EVALUATION i
i l
INSTRUCTIONS: Send th6s request AND a copy of all related letters /appheshons and drawings to: The Seeled Source Safety Secten, ATTN: Chief, OWFN Mall Stop 6 H3. Change the License Tracking System rnilestone to 19 and assign to reviewer code I-5.
NOTE: Retain a copy of this request with the applicaten and back0round files.
I L1 QUESTER REGION / LOCATION
- -ibt Y lI il R lil IV V
HQ LFDCB TELEPHONE NUMBER DATE TYPE OF ACTION REQUESTED (Check as appropriate)
APPUCAMr8 NAME SOURCE REVIEW AMENDMENT OF
[p, f(C
[4/ b REGISTRATION SHEET Mall CONTROL NUMBER (S)
DEVICE REVIEW NUMBER (S)
POW-E LETTER /APPLICADON DATE UCENSE NUMBER (S)
CUSTOM REVIEW g $ch h(9' IfD q
bw~.l la FOR 8888 USE ONLY CQ ~o or-v 0 9MN C E11 EWER MODEL NUMBERS NUMBER ASSONED wh"/vr ahd%
DATE RECEIVED DATE ASSGNED DATE TO FEES TYPE OF ACTION'(Indic6te the number of each type)
$0MMERCIAL DISTRIBUTION (FORMAL) l USE BY A SINGLE APPLICANT (CUSTOM)
SOURCE (9C)
DEVICE (9A)
SOURCE (9D)
DEVICE (98)
)
NEW NEW NEW NEW AMENDMENT XAMENDMENT AMENDMENT AMENDMENT
% NO SAFETY EVALUATION REQUIRED j LICENSING ACTION REQUIRED IF KNOWN NO FEES REQUIRED NO
} OTHER (Specny)
TOTAL NUMBER OF NOTES
,j[
REVIEW HOURS
/
p pum41 14 NUMBER OF f
/-
DEFICIENCY LETTERS fr))/
N kJ"6J/ Y '
~
NUMBER OF DEFICIENCY CALLS FOR BILLING PURPOSE.1 ONLY NEW EISMAN -
d MODUCT WACM -
7 NAME CHANGE ADDRESS CHANGE ADD TO BILLING REMOVE FROM BILLING FOR FEE USE ONLY TYPE OF FEE FEE CATEGORY U 9D
_k o w A_ A 9A 9B 9C
\\
fe AMOUNT RECEIVED \\ '
\\
CHECK NUMBER MATANN UPDATED
-y q g
s r
AS REQUIRED DATE OF CHECK MkLm(yg(g3 LOG h'/hY MATSYS UPDATED
/
AS REQUIRED QPPROVED BY DATE RETyRN DATE 0 lD
_a, c
NRC FORM $67 (8-93)
._-