Low-Cost, Plug-In Timer with
Large Switching Capacity
■ Up to 7-amp switching capacity
■ Choose SPDT or DPDT contact form
■ 12 time ranges
■ Fits standard 8-pin sockets
■ Ideal replacement for time relays
■ Subminature DIN size, 36 x 36 mm
■ LED power-ON indicator
■ Timer hold-down clips supplied
■ Panel mounting adapter, sockets, and
accessories may be ordered seperately
Ordering Information
Description Part number
Sockets Bottom surface or track mounting, top screw terminals, molded standoff ring PF083A-E
Bottom surface or track mounting, top screw terminals PF085A
Back mounting, for use with Y92F-31 mounting adapter, bottom screw terminals P3G-08
Panel mounting adapter Fits behind panel. Use P3G-08 socket. Y92F-31
Mounting track DIN rail, 50 cm (1.64 ft) length PFP-50N
DIN rail, 1 m (3.28 ft) length PFP-100N
End plate PFP-M
Spacer PFP-S
Timing function ON-delay
Time limit SPDT DPDT
Instanttaneous – –
Terminal form 8-pin round socket
Part number H3G-8A H3G-8C
AC 24 V,100/110/120 V or 200/220/240 V; 50/60 Hz
DC 12 V or 24 V
Time range codes 1 s, 3 s, 5 s, 10 s, 30 s, 60 s, 3 m, 5 m, 10 m, 30 m, 60 m, or 3 h
Code Range Code Range Code Range
1s 0.1 to 1 second 30 s 3 to 30 seconds 10m 1 to 10 minutes
3 s 0.3 to 3 seconds 60 s 6 to 60 seconds 30 m 3 to 30 minutes
5 s 0.5 to 5 seconds 3 m 0.3 to 3 minutes 60 m 6 to 60 minutes
10 s 1 to 10 seconds 5 m 0.5 to 5 minutes 3 h 0.3 to 3 hours
Contact
type
Supply
voltages
■ REPLACEMENT PARTS
■ ACCESSORIES
■ TIME RANGES
■ TIMERS
Add the supply voltage and time range code to the part number when you order. For example, H3G-8A AC100/110/120-60s.
Description Part number
Timer hold-down clips, one pair Y92H-6
Solid-State Timer H3G
1
H3G H3G
Part number H3G-8A H3G-8C
AC 24 V, 100/110/120 V or 200/220/240 V; 50/60 Hz
DC 12 V or 24 V
Operating voltage 85 to 110% of rated voltage
AC 3.4 VA at 200 VAC
DC –
Timing functions ON-delay
Control inputs – –
Control Type Time limit SPDT DPDT
output Instantaneous – –
Max. load 7 A, 125/250 VAC (resistive lead) 5 A, 125/250 VAC (resistive lead)
Min. load 100 mA, 5 VDC 100 mA, 5 VDC
Repeat accuracy ± 2% max.
Setting error ± 10% max.
Resetting system Power-off
Resetting time 100 ms
Indicators Power ON (red LED)
Materials Plastic case, knob
Mounting Panel, track or surface
Connections 8-pin round socket
Weight 55 g (2.0 oz.)
Approvals UL/CSA
Operating ambient temperature -10° to 55°C (14° to 131°F)
Humidity 35 to 85% RH
Vibration Mechanical durability 10 to 55 Hz; 0.75 mm (0.03 in) double amplitude
Malfunction durability 10 to 55 Hz; 0.5 mm (0.02 in) double amplitude
Shock Mechanical durability 100 G
Malfunction durability 10 G
Variation due to voltage change ± 2% max.
Variation due to temperature change ± 5% max.
Insulation resistance 100 MΩ min. at 500 VDC
Dielectric strength 2,000 VAC, 50/60 Hz for 1 minute between current-carrying and non-current-carrying parts,
and between contact carrying and control circuit and between contacts of different poles.
1,000 VAC, 50/60 Hz for 1 minute between non-continuos contacts
Service life Mechanical 10 million operations min.
Electrical 100,000 operations min. at maximum ratings
Supply
voltage
Power
consumption
Engineering Data
H3G-8A H3G-8C
■ ELECTRICAL SERVICE LIFE
Contact current (A)
Contact current (A)
Specifications
2
Service Life (x 103)
Service Life (x 103)
H3G H3G
H3G-8A
Unit: mm (inch)
In the schematic diagrams, each thick line indicates the external wiring.
Rt = reset time
Control 6-8 ON
output NO OFF
ON
OFF
Power 2-7
Control 5-8 ON
output NC OFF
Power ON ON
indicator OFF
Rt = reset time
ON
OFF
ON
OFF
Control 1-3 ON
output 6-8 OFF
Power ON
indicator
Control 1-4
output NC 5-8
Power 2-7 ON
OFF
H3G-8C
■ TIMERS
Dimensions
H3G-8A, H3G-8C
(1.29)
(2.36)
81.2 (3.20)
(1.42)
(1.42)
36
-8 Terminal arrangement Mounting holes
■ SOCKETS
PF083A-E Bottom Surface or Track Mounting Socket with Molded Standoff Ring
Two M4 or 4.5 dia.
socket mounting
holes
(1.30)
21 max.
(0.83)
41 max.
(1.61)
Eight M3.5✕7
sems
Two
4.5 dia.
holes
(Top view)
Timing Charts
52 max.
(2.05)
3
35.4
(1.39)
H3G H3G
PF085A Bottom Surface on Track Mounting Socket
Eight M3.5 ✕ 7
sems
Two
4.5 dia.
holes
58 max.
(2.28)
40 max.
(1.57)
(1.30)
(Top view)
Terminal arrangement Mounting holes
Two M4 or 4.5 dia.
holes
Terminal arrangement
(Bottom view)
P3G-08 Back Mounting Socket
■ PANEL MOUNTING ADAPTER
Y92F-31 Mounting Adapter
Adapter installs behind the panel. It is ideal for side by side installation. Use P3G-08 socket.
Y92F-31
Adapter
■ MOUNTING TRACK AND ACCESSORIES
PFP-100N/PFP-50N DIN Rail Track PFP-M End Plate PFP-S Spacer
0.5R max.
Panel cutout
Note: Recommended
panel thickness
is 1 to 5 mm.
45 +0.5
-0
33
(1.30)
33
(1.30)
82.7
(3.26)
(0.61)
(1.77)
(1.77)
(1.73)
4
21.6 max.
(0.85)
35.4
(1.39)
(0.69)
37.4
(1.47)
46
(1.81)
H3G H3G
Part Power supply terminal numbers Output terminal numbers
number AC (common), DC- AC (hot), DC+ COM NC NO
H3G-8A 2 7 8 5 6
H3G-8C 2 7 1 4 3
■ REPLACEMENT PARTS
Y92H-6 Hold-Down Clips
One pair of clips are packed with the H3G timer.
Connections
Mounting
■ PANEL MOUNTING
Insert the timer through the panel cutout. Push the Y92F-31
adapter from the rear of the timer as far forward toward the
panel as possible.
Push the P3G-08 onto the rear of the timer, then wire the
socket. Tighten the two retaining screws on the adapter. To
release the adapter, lift the tab at the rear of the adapter.
Using Y92F-31 Adapter
■ TRACK MOUNTING
PF083A-E and PF085A
Mounting
Insert the timer into the socket then clip the rear of the socket
onto the track. Push the bottom onto the track until the latch
fastens securely.
Removal
Pull the latch on the socket with a flat-blade screwdriver and
remove the timer and socket as one unit.
(3.63)
(3.65)
PF083A-E PF085A
NOTE: ALL DIMENSIONS ARE IN MILLIMETERS. To convert millimeters into inches divide by 25.4.
(.24)
(2.81)
5
(2.60)
OMRON ELECTRONICS, INC. OMRON CANADA, INC.
One East Commerce Drive 885 Milner Avenue
Schaumburg, IL 60173 Scarborough, Ontario M1B 5V8
1-800-55-OMRON 416-286-6465
Cat. No. GC TI8 11/97 Specifications subject to change without notice. Pr inted in the U.S.A.
