Figure 17 - 3 Phase 4 Wire Power Supply Wiring; Table 19 - Contact Specifications - York EX Series Installation, Operation & Maintenance Instructions Manual

FORM 155.32-ICOM1.EN.GB
ISSUE DATE: 10/13/2017

TABLE 19 - CONTACT SPECIFICATIONS

ABSORPTION CHILLER-HEATER
CONTROL PANEL -> EXTERNAL INPUT
TERMINAL
EXTERNAL OUTPUT TERMINAL ->
ABSORPTION CHILLER-HEATER
CONTROL PANEL

FIGURE 17 - 3 PHASE 4 WIRE POWER SUPPLY WIRING

JOHNSON CONTROLS
DIGITAL SIGNAL MAX. START & STOP VOLTAGE: AC250 V/DC30 V
MAX START & STOP CURRENT: 2 A/1 POINT
(RESISTANCE LOAD)
MAX START & STOP VOLTAGE: AC250 V/DC30 V
(RESISTANCE LOAD
ANALOG SIGNAL PERMIT RESISTANCE LOAD: 500 Ω
COOLING WATER FLOW SIGNAL
4 mA:50% FLOW, 20mA:100% FLOW
DIGITAL SIGNAL RATED VOLTAGE/CURRENT: DC24 V;7 mA
ANALOG SIGNAL CHILLED or HOT WATER OUTLET TEMPERATURE
REMOTE SIGNAL
(COOLING)
4 mA: SETTING BASE TEMPERATURE
20mA: SETTING BASE TEMPERATURE +
REMOTE SETTING DIFFERENTIAL
(HEATING)
4 mA: SETTING BASE TEMPERATURE
20mA: SETTING BASE TEMPERATURE -
REMOTE SETTING DIFFERENTIAL
LD20571
SECTION 4 - TECHNICAL DATA
CONTACT SPECIFICATION
4
65