Initial Start-Up; Figure 2-16 Transmitter Power For 4-20 Ma - 2 Wire Transmitter Using Open Collector Alarm 2 Output (Model Dc230B-Xt-Xx-Xx-Xxxxxxx-Xx-X); Figure 2-17 Transmitter Power For 4-20 Ma - 2 Wire Transmitter Using Auxiliary Output (Model Dc230B-Xx-2X-Xx-Xxxxxxx-Xx-X) - Honeywell UDC 2300 User Manual