DH Instruments ADCS-601 - Platform; Terminal; Figure 12. PG7601 Platform Rear Panel; Figure 13. PG7000 Terminal Front Panel

To Next Page

To Previous Page

2. SYSTEM OVERVIEW

2.2.1.1 PG7601 PLATFORM

The PG7601 Platform is the instrument base into which the piston-cylinder onto

which the masses are loaded is mounted. The platform also includes the

PG7601’s electronic measurement system.

The PG7601 Platform rear panel provides the connection to the PG Terminal,

remote communication connections and pressure connection ports.

1. COM2 (RS232) - External

vacuum gauge (Reference

vacuum CDG)

2. COM3 (RS232) – PPC3 pressure

controller, AMH automated mass

handler

3. COM1 (RS232) – System

controller (PC) communications

4. Ambient temperature sensor

5. IEEE-488 - host communications

(not used)

6. Ambient relative humidity sensor

7. Pressure ports: TEST port

(DH200), VACUUM vent port

(DH200, not used)

8. PG7000 Terminal port

Figure 12. PG7601 Platform rear panel

2.2.1.2 PG7601 TERMINAL

The PG7000 Terminal contains the PG7601 power supplies. It also provides a

local user interface through a 2 x 20 vacuum fluorescent display and 4 x 4

membrane keypad. Local commands to PG7601 are not used in normal

ADCS-601 operation. See the PG7000 Operation and Maintenance manual for

details on local operation of PG7000.

1. Fluorescent display

2. Keypad

Figure 13. PG7000 Terminal front panel