Omega Products CH-49 User Manual

Thermocouple Heads
Dimensions: mm (in)
76
(3)
NB1 Cast Iron
59
)
5
16
(2
92
(35⁄8)
86
3
8)
)
8
1
54
NB4 Aluminum
67
5
)
8
(1
86
(3.4)
48
7
MOST POPULAR
MODELS HIGHLIGHTED!
To Order (Specify Model No.)
Material Type Number Each
8
)
Cast Iron NB1 NB1-2 26
Burnished NB2-0 $23 Die-Cast NB2 NB2-2 26 Aluminum NB2-4 28
Aluminum NB3 NB3-2 28
Aluminum NB4 NB4-0 $23
Model Price
NB1-0 $23
NB1-4 28
NB3-0 $25
NB3-4 30
NB4-4 28
16)
1
78
76 (3)
NB2 Burnished Die Cast Aluminum
92
5
(3
)
8
(3
79
Cast Iron NB5 NB5-2 43
NB5-0 $40
95
(3.8)
NB5-4 45
NB6-0 $23
Aluminum NB6 NB6-2 26
NB6-4 28
NB5 Cast Iron
1
)
8
Ordering Examples: NB1-0, cast iron head with no terminal block, $23.
NB6-2, deep base aluminum head with a 2-terminal terminal block (for 1 thermocouple element), $26.
82
(3.2)
82
(3.2)
NB3 Aluminum
110
5
)
16
NB6 Deep Base
B-9
Threaded Openings
Wt Protection Extension
Terminals (oz) Tube Entry Wire Entry Features
0 = no terminal block 22 2 = single element 23 4 = duplex element 24
1
2 NPT
1
2 NPT
• Rugged construction
• Screw cover with inside thread
• Moisture and dust resistant
• Ideal for outdoor use
• Standard size
max 14-gage wire
0 = no terminal block 5 2 = single element 6
1
2 NPT
4 = duplex element 61⁄2 Standard
max 14-gage wire
1
2 NPT
with compression fitting for 1⁄8 to
1
4" OD wire
• Small and lightweight
• Good corrosion resistance
• Gasketed, weather resistant
• Burnished finish
• Safety chain on cover
• Medium size
Terminal Blocks for Connection Heads
(Order separately or included with heads with -2 or -4 suffixes)
Ceramic Block with Nickel Plated Brass Terminals for NB2 Head for Gage 14 Wire Maximum
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model No.)
Model No. Price Terminals Wt g (oz) CH-49 $4 2 = single 43 (11⁄2) CH-50 6 4 = duplex 57 (2)
B
0 = no terminal block 8 2 = single element 91⁄4
1
2 NPT
4 = duplex element 93⁄4
max 14-gage wire
0 = no terminal block 21⁄2 2 = single element 31⁄8 M10 x1 4 = duplex element 31⁄4 max 14-gage wire
works with
1
8 NPT
0 = no terminal block 56 2 = single element 571⁄2 NPT 4 = duplex element 58
max 14-gage wire
0 = no terminal block 83⁄4 2 = single element 93⁄41⁄2 NPT 4 = duplex element 103⁄4
max 14-gage wire
compression
compression
compression
Bakelite CH-76.
1
2 NPT
M16 x 1.5
with
fitting
1
2 NPT
with
fitting
1
2 NPT
with
fitting
• Hinge top
• Lightweight aluminum
• Standard size
• Metric
• Miniature size
• Good corrosion resistance
• Uses miniature barrier strip connector (optional)
• Rugged cast iron
• High-temperature painted finish
• Safety chain on cover
• Standard size
• Deep base
• Lightweight aluminum
• Standard size
Bakelite CH-78.
Ceramic Blocks with Brass Terminals for Type NSA, NSB, NSC, and NBS Connection Heads for Max 8-Gage Wire
Model No. Price Terminals Wt g (oz) CH-47 $6 2 = single 85 (3)
CH-48 8 4 = duplex 128 (41⁄2)
Ceramic Blocks with Brass Terminals for Type NBN, NB3, NBG, NXT, NB1, and NBB Connection Heads for Max 14-Gage Wire
Model No.* Price Terminals Wt g (oz) CH-73 $3 2 = single 35 (11⁄4)
CH-74 5 4 = duplex 50 (13⁄4)
*For NB1 heads, add suffix “-NB1” to model
number; no additional charge.
Ceramic CH-83.
All models shown smaller than actual size.
Ceramic CH-84.
Bakelite CH-77.
B-10
Model
Wt
No. Price Desc Material Term g (oz) CH-83 $4 For NB4 Ceramic 2 28 (1)
CH-84 4 For NB4 Ceramic 4 28 (1) CH-76 4 Bakelite 2 77 (2 CH-77 4 Bakelite 3 77 (2 CH-78 4 Bakelite 4 77 (2
These are alternatives, not standard with
“-2” or “-4” suffixes on thermocouple heads.
For NBG, NB5, NB6, NB, NB9 and NB12
1
2)
1
2)
1
2)
Thermocouple Heads
Dimensions: mm (in)
76
(3)
61.5
(2.4)
MOST POPULAR
MODELS HIGHLIGHTED!
To Order (Specify Model No.)
Model Price
Material Type Number Each
93
(3.7)
86
(3.4)
NB7 Flip Top
70
(2.8)
68
(2.7)
NB10 Miniature Bakelite
66.5 (2.6)
61.5
(2.4)
Aluminum NB7 NB7-2 26
NB7-0 $23
NB7-4 28
NB8-0 $23
Aluminum NB8 NB8-2 26
NB8-4 28
Glass NB9-0 $23 Reinforced NB9 NB9-2 26 Nylon NB9-4 28
NB10-0 $23
Bakelite NB10 NB10-2 26
NB10-4 28
NB11-0 $23
Aluminum NB11 NB11-2 26
NB11-4 28
NB12-0 $23
Aluminum NB12 NB12-2 26
NB12-4 28
NB8 Domed Top
87
(3.4)
NB9 Glass Reinforced Nylon
82
(3.2)
NB11 Miniature Aluminum
87
(3.4)
NB12 Low Profile
B-11
82
(3.2)
Cast NEPA NEPA-0 $85 Aluminum NEPA-2 88 Body and NEPA-4 91 Cap
NEPB NEPB-2 88
NSA NSA-2 53
Cast Iron NSB NSB-2 53
NSC NSC-2 53
Ordering Examples: NB10-0 is a bakelite head with no terminal block, $23.
NB7-4 is a flip-top aluminum head with a 4-terminal terminal block (for 2 thermocouple elements), $28.
NEPB-0 $85
NEPB-4 91
NSA-0 $50
NSA-4 55
NSB-0 $50
NSB-4 55
NSC-0 $50
NSC-4 55
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