Emerson ib-106-340cdr instruction manual Figure A-2. Terminal Block and Wiring

Instruction Manual

Appendix A

January, 2002

Hazardous Area Oxymitter DR

i.In the left side of the termination housing, place the new termination designation la- bels over the labels on the existing terminal block. After placing the new labels, the ter- minal block should appear as shown in Figure A-2.

j.The existing wiring from the Oxymitter to the electronics may be reused. However, the wires will be carrying new signals as noted by the new labels. The 4-20 mA wires must be removed from the old electronics and re- terminated to the wires carrying the 4-20 mA O2 signal to the control room.

k.The wires carrying the heater power must be converted to carry AC power (90-250

AC TERMINAL

COVER

VAC, 50/60 Hz) for the Oxymitter. The re- terminations may be inside the old elec- tronics housing, which will function as a simple junction box. Alternatively, the old electronics may be removed and replaced with a smaller junction box.

l.Place the round error blink code and cali- bration instructions label on the inside of the right housing cover.

m.Install both housing covers.

n.Refer to the instruction bulletin provided with your upgrade kit, IB-106-340C, for startup and diagnostic information.

TERMINAL

BLOCK AC LINE

VOLTAGE PORT