61F-GP-N@
Two-Wire Connections
Automatic Water Supply and Drainage Control
Compact, Plug-in Type
61F-GP-NR
Dimensions:
page 14
Automatic Water Supply Control
Automatic Drainage Control
Connections
Connections
Commercial Voltage
Commercial Voltage
R S
T
R S T
61F-GP-NR
61F-GP-NR
5
4
5
4
MCCB
MCCB
Control
circuit
Control
circuit
0 V
0 V
24 V
24 V
U
U
Power
supply
Power
supply
8 V
U
8 V
U
3
9
2
3
9
2
10
11
1
10
11
1
Contac-
tor
Contac-
tor
(See note.)
PS-3SR
(See note.)
R
Motor
Motor
Waste-
water
tank
protection
relay
protection
relay
Stop
Start
R
PS-3SR
Water
tank
Water supply
source
E1
E2
E3
E1
E2
E3
M
P
M
P
Reservoir
Note: Be sure to ground the common Electrode E3 (the
longest Electrode).
Note: Be sure to ground the common Electrode E3 (the
longest Electrode).
Connection Sockets
Connection Sockets
PF113 (Front-connecting)
PL11 (Rear-connecting)
PF113 (Front-connecting)
PL11 (Rear-connecting)
• Connect terminal 1 to the contactor’s coil terminal.
• Connect terminal 11 to the contactor’s coil terminal.
Note: The power supply depends on the specifications of the
Note: The power supply depends on the specifications of the
model.
model.
• With 2-wire connections, only two wires are required between
the 61F-GP-NR and Electrode Holder, but three wires are
required for the Electrodes.
• With 2-wire connections, only two wires are required between
the 61F-GP-NR and Electrode Holder, but three wires are
required for the Electrodes.
• The Electrode Holder must be specified for 2-wire connections.
(Resistance R is built into Electrode Holders for 2-Wire
Connections.)
• The Electrode Holder must be specified for 2-wire connections.
(Resistance R is built into Electrode Holders for 2-Wire
Connections.)
Principles of Operation
Principles of Operation
Water
supply
P
(Indicator ON)
(Indicator ON)
Pump ON
E1
Pump OFF
Pump ON
E1
Pump OFF
(Indicator OFF)
P
(Indicator OFF)
E2
E2
E3
E3
Water drainage
The pump stops when the water level reaches E1 (indicator ON)
and starts when the water level drops below E2 (indicator OFF).
The pump starts when the water level reaches E1 (indicator ON)
and stops when the water level drops below E2 (indicator OFF).
7
OMRON [ OMRON ELECTRONICS LLC ]
