Emerson Fisher 4200 Instruction Manual page 13

Instruction Manual
D200354X012
Figure 4. Wiring Connections
FIELD CIRCUIT PRINTED
WIRING BOARD
TB1
GROUNDING
TERMINAL
UNDER PRINTED
WIRING BOARD
3
BARRIER STRIP (KEY 11)
GROUNDING
TERMINAL
SAFETY GROUND
NOTES:
1 4212 AND 4222 POSITION SWITCHES WITHOUT THE TRANSMITTER CIRCUIT DO NOT REQUIRE A RECEIVING DEVICE OR THE ASSOCIATED WIRING.
RECEIVING DEVICE MAY BE ANALOG CURRENT INPUT TO DISTRIBUTED CONTROL SYSTEM, PROGRAMMABLE LOGIC
2
CONTROLLER OR INDICATING DEVICE. INDICATING DEVICE CAN BE A VOLTMETER ACROSS A 250 OHM RESISTOR OR A CURRENT METER.
DURING NORMAL CONDITIONS, RELAYS K1 AND K2 ARE ENERGIZED, WHICH CONNECTS THE COMMON (C) TERMINAL TO THE NORMALLY OPEN (NO) TERMINAL. A TRIPPED
3
(OR ALARM) CONDITION IS WITH THE RELAY(S) DE‐ENERGIZED, WHICH CONNECTS THE COMMON (C) TERMINAL TO THE NORMALLY CLOSED (NC) TERMINAL.
4
SEPARATE RETURN REQUIRED FOR RELAYS. RETURN WIRE MUST BE CONNECTED EVEN IF RELAY OUTPUTS ARE NOT USED.
C0601‐4/IL
Before making transmitter or position switch connections, ensure that the power supply is turned off. Refer to figure 4
for location of connections.
FIELD WIRING
COMPARTMENT
TB3
R
TB2
3
FOR FISHER 4210, 4215, OR 4220 TRANSMITTER WITH POSITION SWITCHES
AND 4212 OR 4222 POSITION SWITCHES WITHOUT THE TRANSMITTER
FIELD WIRING
COMPARTMENT
FOR FISHER 4211 OR 4221 TRANSMITTER WITHOUT POSITION SWITCHES
TRANSMITTER
RELAY RETURN
FIELD WIRING
POSITION SWITCH
FIELD WIRING
TRANSMITTER
FIELD WIRING
4200 Transmitters
4
+
POWER
SUPPLY
-
EARTH
GROUND
1
+
DEVICE
RECEIVING
4 TO 20 MA
DC SIGNAL
-
1 2
DEVICE
RECEIVING LO
POSITION
SWITCH OUTPUT
(CONTACT
CLOSURE)
DEVICE
RECEIVING HI
POSITION
SWITCH OUTPUT
(CONTACT
CLOSURE)
+
POWER
SUPPLY
-
EARTH
GROUND
+ DEVICE
RECEIVING
4 TO 20 MA
DC SIGNAL
-
2
March 2011
13