Finger-Safe Terminal Blocks

Bulletin 1492
Finger-Safe Terminal Blocks
Resistor Blocks
2.61" (66.28 mm)
Voltage Rating
Working Voltage
Maximum Current
Resistor Type
Resistor Range
Wire Range (Rated Cross Section)
Wire Strip Length
Recommended Tightening Torque
Density
Insulation Temperature Range
Terminal Blocks
Terminal Block
Accessories (page 185)
0.24"
(6.1 mm)
2.80" (71 mm)
2.61" (66.28 mm)
0.24"
(6.1 mm)
2.61" (66.28 mm)
0.24"
(6.1 mm)
Two-circuit block with a resistor between the upper and lower circuits.
Block provides a means of connecting a resistor into control circuitry.
Specifications
Approvals
1492-HM2RC001
2.80" (71 mm)
Note: Height dimension is measured
from top of rail to top of
terminal block.
1492-HM2RB…
2.80" (71 mm)
1492-HM2RA…
Dimensions are not intended to
be used for manufacturing
purposes.
/CSA/IEC
/CSA/IEC
/CSA/IEC
600V AC/DC
600V AC/DC
600V AC/DC
300V ➊
250V ➊
250V ➊
24 A (Bus), 0.25…0.5 VA (Resistor) ➊
24 A (Bus), 0.25 VA (Resistor) ➊
24 A (Bus), 0.5 VA (Resistor) ➊
Precision Wirewound Fixed Resistor
Carbon Fixed
Metal Oxide Film Resistor
1.0…100 MΩ, 1/2 W
10…4750 Ω, 1/4 W
249 Ω, 1/2 W
#30…#12 AWG (0.05…4 mm2)
#30…#12 AWG (0.05…4 mm2)
#30…#12 AWG (0.05…4 mm2)
0.38" (9.7 mm)
0.38" (9.7 mm)
0.38" (9.7 mm)
3…7 lb-in. (0.3…0.8 Nm)
3…7 lb-in. (0.3…0.8 Nm)
3…7 lb-in. (0.3…0.8 Nm)
50 pcs./ft (164/m)
50 pcs./ft (164/m)
50 pcs./ft (164/m)
–40…+221°F (–40…+105°C)
–40…+221°F (–40…+105°C)
–40…+221°F (–40…+105°C)
Pcs./
Pkg.
Cat. No.
1492-HM2RA… ➊➋➌
1
Cat. No.
Pcs./
Pkg.
Cat. No.
Pcs./
Pkg.
Cat. No.
Pcs./
Pkg.
1492-HM2RB… ➊➌➍
1
1492-HM2RC001 ➊➌
1
Cat. No.
Pcs./
Pkg.
Cat. No.
Pcs./
Pkg.
Mounting Rails:
3' Scored A-B Rail
1492-N1
20
1492-N1
20
1492-N1
20
3' Rigid A-B Rail
1492-N22
20
1492-N22
20
1492-N22
20
Standoff Brackets (Use Every 12")
1492-N25
2
1492-N25
2
1492-N25
2
1 m Symmetrical DIN
199-DR1
10
199-DR1
10
199-DR1
10
1 m Symmetrical DIN (Alumin.)
1492-DR5
10
1492-DR5
10
1492-DR5
10
1 m Hi-Rise Symmetrical DIN
1492-DR6
2
1492-DR6
2
1492-DR6
2
1 m Angled Hi-Rise Sym. DIN
1492-DR7
2
1492-DR7
2
1492-DR7
2
1492-NM40
50
1492-NM40
50
1492-NM40
50
10
End Barrier
End Anchors:
A-B Rail — Heavy Duty
1492-N23
10
1492-N23
10
1492-N23
DIN Rail — Normal Duty
1492-EA35
50
1492-EA35
50
1492-EA35
50
DIN Rail — Heavy Duty
1492-EAH35
50
1492-EAH35
50
1492-EAH35
50
50
Side Jumpers:
2-pole Insulated
10-pole Insulated
50-pole Uninsulated
Side Jumper Insulating Sleeve
Marking Systems
1492-N42
50
1492-N42
50
1492-N42
1492-SJ6-10
10
1492-SJ6-10
10
1492-SJ6-10
10
1492-N39
10
1492-N39
10
1492-N39
10
1492-SJS
10
1492-SJS
10
1492-SJS
10
1492-SMN81
5
1492-SMN81
5
1492-SMN81
5
➊ See page 216 for Component Specifications.
➋ See page 214 to select resistor value and complete the cat. no.
➌ This block is available with an A-B Rail Only mounting foot. Delete the M after the H in the cat. no. Package quantities are as shown on this page.
Order accessories from the list under the 1492-H2 block on page 66.
➍ See page 215 to select resistor value and complete the cat. no.
Accessories — Page 185
72