9
About The Meter
2.5 BACK OF THE METER (Continued)
Table 2-2. Rear Connector Description
Connector Description
TB1-1 Setpoint 1: Normally open (N.O.1) connection
TB1-2 Setpoint 1: Normally closed (N.C.1) connection
TB1-3 Setpoint 1: Common (COM1) connection
TB1-4 Setpoint 2: Normally open (N.O.2) connection
TB1-5 Setpoint 2: Normally closed (N.C.2) connection
TB1-6 Setpoint 2: Common (COM2) connection
TB1-7 ac line connection (no connections on dc-powered units)
TB1-8 ac neutral connection (+ Input on dc-powered units)
TB1-9 ac Earth ground (-dc-power return on dc-powered units)
TB1-10 Analog 1 voltage output
TB1-11 Analog 2 current output
TB1-12 Analog 3 return
Version 1* Version 2*
TB2-1 No Connection +E2: not used
TB2-2 +E: Positive excitation (current source) +S2: not used
TB2-3 No Connection -S2: not used
TB2-4 +R: For 3 or 4 wire RTD connection -E2: not used
TB2-5 No Connection +E1: Positive excitation
TB2-6 +S: Positive signal input +S1: Positive signal input
TB2-7 -S: Negative signal input -S1: Negative signal input
TB2-8 -R: For 2 wire RTD connection -E1: Negative excitation
* See Figure 3-2 for connector version
TB5-1 Isolated Analog Voltage Output
TB5-2 Isolated Analog Current Output
TB5-3 Isolated Analog Output Return
J1 (1-2) Remote tare connection with a momentary switch.
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